19928777568

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{8887}}^1$

素因数の和:9025

約数の個数: 192

約数和(自身を含む): 61925326848

約数和(自身を除く): 41996549280

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 71, 84, 94, 96, 112, 141, 142, 168, 188, 213, 224, 282, 284, 329, 336, 376, 426, 497, 564, 568, 658, 672, 752, 852, 987, 994, 1128, 1136, 1316, 1491, 1504, 1704, 1974, 1988, 2256, 2272, 2632, 2982, 3337, 3408, 3948, 3976, 4512, 5264, 5964, 6674, 6816, 7896, 7952, 8887, 10011, 10528, 11928, 13348, 15792, 15904, 17774, 20022, 23359, 23856, 26661, 26696, 31584, 35548, 40044, 46718, 47712, 53322, 53392, 62209, 70077, 71096, 80088, 93436, 106644, 106784, 124418, 140154, 142192, 160176, 186627, 186872, 213288, 248836, 280308, 284384, 320352, 373254, 373744, 417689, 426576, 497672, 560616, 630977, 746508, 747488, 835378, 853152, 995344, 1121232, 1253067, 1261954, 1493016, 1670756, 1892931, 1990688, 2242464, 2506134, 2523908, 2923823, 2986032, 3341512, 3785862, 4416839, 5012268, 5047816, 5847646, 5972064, 6683024, 7571724, 8771469, 8833678, 10024536, 10095632, 11695292, 13250517, 13366048, 15143448, 17542938, 17667356, 20049072, 20191264, 23390584, 26501034, 29655919, 30286896, 35085876, 35334712, 40098144, 46781168, 53002068, 59311838, 60573792, 70171752, 70669424, 88967757, 93562336, 106004136, 118623676, 140343504, 141338848, 177935514, 207591433, 212008272, 237247352, 280687008, 355871028, 415182866, 424016544, 474494704, 622774299, 711742056, 830365732, 948989408, 1245548598, 1423484112, 1660731464, 2491097196, 2846968224, 3321462928, 4982194392, 6642925856, 9964388784, 19928777568]

約数ペア:

[(1, 19928777568), (2, 9964388784), (3, 6642925856), (4, 4982194392), (6, 3321462928), (7, 2846968224), (8, 2491097196), (12, 1660731464), (14, 1423484112), (16, 1245548598), (21, 948989408), (24, 830365732), (28, 711742056), (32, 622774299), (42, 474494704), (47, 424016544), (48, 415182866), (56, 355871028), (71, 280687008), (84, 237247352), (94, 212008272), (96, 207591433), (112, 177935514), (141, 141338848), (142, 140343504), (168, 118623676), (188, 106004136), (213, 93562336), (224, 88967757), (282, 70669424), (284, 70171752), (329, 60573792), (336, 59311838), (376, 53002068), (426, 46781168), (497, 40098144), (564, 35334712), (568, 35085876), (658, 30286896), (672, 29655919), (752, 26501034), (852, 23390584), (987, 20191264), (994, 20049072), (1128, 17667356), (1136, 17542938), (1316, 15143448), (1491, 13366048), (1504, 13250517), (1704, 11695292), (1974, 10095632), (1988, 10024536), (2256, 8833678), (2272, 8771469), (2632, 7571724), (2982, 6683024), (3337, 5972064), (3408, 5847646), (3948, 5047816), (3976, 5012268), (4512, 4416839), (5264, 3785862), (5964, 3341512), (6674, 2986032), (6816, 2923823), (7896, 2523908), (7952, 2506134), (8887, 2242464), (10011, 1990688), (10528, 1892931), (11928, 1670756), (13348, 1493016), (15792, 1261954), (15904, 1253067), (17774, 1121232), (20022, 995344), (23359, 853152), (23856, 835378), (26661, 747488), (26696, 746508), (31584, 630977), (35548, 560616), (40044, 497672), (46718, 426576), (47712, 417689), (53322, 373744), (53392, 373254), (62209, 320352), (70077, 284384), (71096, 280308), (80088, 248836), (93436, 213288), (106644, 186872), (106784, 186627), (124418, 160176), (140154, 142192)]