18787416

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{21157}}^1$

素因数の和:21203

約数の個数: 32

約数和(自身を含む): 48240240

約数和(自身を除く): 29452824

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 21157, 42314, 63471, 84628, 126942, 169256, 253884, 507768, 782809, 1565618, 2348427, 3131236, 4696854, 6262472, 9393708, 18787416]

約数ペア:

[(1, 18787416), (2, 9393708), (3, 6262472), (4, 4696854), (6, 3131236), (8, 2348427), (12, 1565618), (24, 782809), (37, 507768), (74, 253884), (111, 169256), (148, 126942), (222, 84628), (296, 63471), (444, 42314), (888, 21157)]