20975436

素因数分解:

$2^2\times 3^4\times {\mathrm{41}}^1\times {\mathrm{1579}}^1$

素因数の和:1636

約数の個数: 60

約数和(自身を含む): 56206920

約数和(自身を除く): 35231484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 81, 82, 108, 123, 162, 164, 246, 324, 369, 492, 738, 1107, 1476, 1579, 2214, 3158, 3321, 4428, 4737, 6316, 6642, 9474, 13284, 14211, 18948, 28422, 42633, 56844, 64739, 85266, 127899, 129478, 170532, 194217, 255798, 258956, 388434, 511596, 582651, 776868, 1165302, 1747953, 2330604, 3495906, 5243859, 6991812, 10487718, 20975436]

約数ペア:

[(1, 20975436), (2, 10487718), (3, 6991812), (4, 5243859), (6, 3495906), (9, 2330604), (12, 1747953), (18, 1165302), (27, 776868), (36, 582651), (41, 511596), (54, 388434), (81, 258956), (82, 255798), (108, 194217), (123, 170532), (162, 129478), (164, 127899), (246, 85266), (324, 64739), (369, 56844), (492, 42633), (738, 28422), (1107, 18948), (1476, 14211), (1579, 13284), (2214, 9474), (3158, 6642), (3321, 6316), (4428, 4737)]