17937808

素因数分解:

$2^4\times 7^1\times {\mathrm{160159}}^1$

素因数の和:160174

約数の個数: 20

約数和(自身を含む): 39719680

約数和(自身を除く): 21781872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 160159, 320318, 640636, 1121113, 1281272, 2242226, 2562544, 4484452, 8968904, 17937808]

約数ペア:

[(1, 17937808), (2, 8968904), (4, 4484452), (7, 2562544), (8, 2242226), (14, 1281272), (16, 1121113), (28, 640636), (56, 320318), (112, 160159)]