18302408

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 35112000

約数和(自身を除く): 16809592

約数列:

[1, 2, 4, 8, 109, 139, 151, 218, 278, 302, 436, 556, 604, 872, 1112, 1208, 15151, 16459, 20989, 30302, 32918, 41978, 60604, 65836, 83956, 121208, 131672, 167912, 2287801, 4575602, 9151204, 18302408]

約数ペア:

[(1, 18302408), (2, 9151204), (4, 4575602), (8, 2287801), (109, 167912), (139, 131672), (151, 121208), (218, 83956), (278, 65836), (302, 60604), (436, 41978), (556, 32918), (604, 30302), (872, 20989), (1112, 16459), (1208, 15151)]