20315156968

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{937}}^1\times {\mathrm{26833}}^1$

素因数の和:27877

約数の個数: 32

約数和(自身を含む): 38510546760

約数和(自身を除く): 18195389792

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 937, 1874, 3748, 7496, 26833, 53666, 94637, 107332, 189274, 214664, 378548, 757096, 2710133, 5420266, 10840532, 21681064, 25142521, 50285042, 100570084, 201140168, 2539394621, 5078789242, 10157578484, 20315156968]

約数ペア:

[(1, 20315156968), (2, 10157578484), (4, 5078789242), (8, 2539394621), (101, 201140168), (202, 100570084), (404, 50285042), (808, 25142521), (937, 21681064), (1874, 10840532), (3748, 5420266), (7496, 2710133), (26833, 757096), (53666, 378548), (94637, 214664), (107332, 189274)]