13555618

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1669}}^1$

素因数の和:1833

約数の個数: 16

約数和(自身を含む): 21162240

約数和(自身を除く): 7606622

約数列:

[1, 2, 31, 62, 131, 262, 1669, 3338, 4061, 8122, 51739, 103478, 218639, 437278, 6777809, 13555618]

約数ペア:

[(1, 13555618), (2, 6777809), (31, 437278), (62, 218639), (131, 103478), (262, 51739), (1669, 8122), (3338, 4061)]