20384632

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4051}}^1$

素因数の和:4111

約数の個数: 32

約数和(自身を含む): 41573520

約数和(自身を除く): 21188888

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 296, 629, 1258, 2516, 4051, 5032, 8102, 16204, 32408, 68867, 137734, 149887, 275468, 299774, 550936, 599548, 1199096, 2548079, 5096158, 10192316, 20384632]

約数ペア:

[(1, 20384632), (2, 10192316), (4, 5096158), (8, 2548079), (17, 1199096), (34, 599548), (37, 550936), (68, 299774), (74, 275468), (136, 149887), (148, 137734), (296, 68867), (629, 32408), (1258, 16204), (2516, 8102), (4051, 5032)]