20616565592

素因数分解:

$2^3\times 7^1\times {\mathrm{17401}}^1\times {\mathrm{21157}}^1$

素因数の和:38571

約数の個数: 32

約数和(自身を含む): 44182981920

約数和(自身を除く): 23566416328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 17401, 21157, 34802, 42314, 69604, 84628, 121807, 139208, 148099, 169256, 243614, 296198, 487228, 592396, 974456, 1184792, 368152957, 736305914, 1472611828, 2577070699, 2945223656, 5154141398, 10308282796, 20616565592]

約数ペア:

[(1, 20616565592), (2, 10308282796), (4, 5154141398), (7, 2945223656), (8, 2577070699), (14, 1472611828), (28, 736305914), (56, 368152957), (17401, 1184792), (21157, 974456), (34802, 592396), (42314, 487228), (69604, 296198), (84628, 243614), (121807, 169256), (139208, 148099)]