20516216352

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^3\times {\mathrm{43499}}^1$

素因数の和:43563

約数の個数: 96

約数和(自身を含む): 57221640000

約数和(自身を除く): 36705423648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 289, 408, 544, 578, 816, 867, 1156, 1632, 1734, 2312, 3468, 4624, 4913, 6936, 9248, 9826, 13872, 14739, 19652, 27744, 29478, 39304, 43499, 58956, 78608, 86998, 117912, 130497, 157216, 173996, 235824, 260994, 347992, 471648, 521988, 695984, 739483, 1043976, 1391968, 1478966, 2087952, 2218449, 2957932, 4175904, 4436898, 5915864, 8873796, 11831728, 12571211, 17747592, 23663456, 25142422, 35495184, 37713633, 50284844, 70990368, 75427266, 100569688, 150854532, 201139376, 213710587, 301709064, 402278752, 427421174, 603418128, 641131761, 854842348, 1206836256, 1282263522, 1709684696, 2564527044, 3419369392, 5129054088, 6838738784, 10258108176, 20516216352]

約数ペア:

[(1, 20516216352), (2, 10258108176), (3, 6838738784), (4, 5129054088), (6, 3419369392), (8, 2564527044), (12, 1709684696), (16, 1282263522), (17, 1206836256), (24, 854842348), (32, 641131761), (34, 603418128), (48, 427421174), (51, 402278752), (68, 301709064), (96, 213710587), (102, 201139376), (136, 150854532), (204, 100569688), (272, 75427266), (289, 70990368), (408, 50284844), (544, 37713633), (578, 35495184), (816, 25142422), (867, 23663456), (1156, 17747592), (1632, 12571211), (1734, 11831728), (2312, 8873796), (3468, 5915864), (4624, 4436898), (4913, 4175904), (6936, 2957932), (9248, 2218449), (9826, 2087952), (13872, 1478966), (14739, 1391968), (19652, 1043976), (27744, 739483), (29478, 695984), (39304, 521988), (43499, 471648), (58956, 347992), (78608, 260994), (86998, 235824), (117912, 173996), (130497, 157216)]