20203681696

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{1657}}^1$

素因数の和:1803

約数の個数: 144

約数和(自身を含む): 45344734848

約数和(自身を除く): 25141053152

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 47, 67, 88, 94, 121, 134, 176, 188, 242, 268, 352, 376, 484, 517, 536, 737, 752, 968, 1034, 1072, 1474, 1504, 1657, 1936, 2068, 2144, 2948, 3149, 3314, 3872, 4136, 5687, 5896, 6298, 6628, 8107, 8272, 11374, 11792, 12596, 13256, 16214, 16544, 18227, 22748, 23584, 25192, 26512, 32428, 34639, 36454, 45496, 50384, 53024, 64856, 69278, 72908, 77879, 90992, 100768, 111019, 129712, 138556, 145816, 155758, 181984, 200497, 222038, 259424, 277112, 291632, 311516, 381029, 400994, 444076, 554224, 583264, 623032, 762058, 801988, 856669, 888152, 1108448, 1221209, 1246064, 1524116, 1603976, 1713338, 1776304, 2442418, 2492128, 3048232, 3207952, 3426676, 3552608, 4884836, 5217893, 6096464, 6415904, 6853352, 9423359, 9769672, 10435786, 12192928, 13433299, 13706704, 18846718, 19539344, 20871572, 26866598, 27413408, 37693436, 39078688, 41743144, 53733196, 57396823, 75386872, 83486288, 107466392, 114793646, 150773744, 166972576, 214932784, 229587292, 301547488, 429865568, 459174584, 631365053, 918349168, 1262730106, 1836698336, 2525460212, 5050920424, 10101840848, 20203681696]

約数ペア:

[(1, 20203681696), (2, 10101840848), (4, 5050920424), (8, 2525460212), (11, 1836698336), (16, 1262730106), (22, 918349168), (32, 631365053), (44, 459174584), (47, 429865568), (67, 301547488), (88, 229587292), (94, 214932784), (121, 166972576), (134, 150773744), (176, 114793646), (188, 107466392), (242, 83486288), (268, 75386872), (352, 57396823), (376, 53733196), (484, 41743144), (517, 39078688), (536, 37693436), (737, 27413408), (752, 26866598), (968, 20871572), (1034, 19539344), (1072, 18846718), (1474, 13706704), (1504, 13433299), (1657, 12192928), (1936, 10435786), (2068, 9769672), (2144, 9423359), (2948, 6853352), (3149, 6415904), (3314, 6096464), (3872, 5217893), (4136, 4884836), (5687, 3552608), (5896, 3426676), (6298, 3207952), (6628, 3048232), (8107, 2492128), (8272, 2442418), (11374, 1776304), (11792, 1713338), (12596, 1603976), (13256, 1524116), (16214, 1246064), (16544, 1221209), (18227, 1108448), (22748, 888152), (23584, 856669), (25192, 801988), (26512, 762058), (32428, 623032), (34639, 583264), (36454, 554224), (45496, 444076), (50384, 400994), (53024, 381029), (64856, 311516), (69278, 291632), (72908, 277112), (77879, 259424), (90992, 222038), (100768, 200497), (111019, 181984), (129712, 155758), (138556, 145816)]