18461355

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{881}}^1$

素因数の和:1027

約数の個数: 32

約数和(自身を含む): 32514048

約数和(自身を除く): 14052693

約数列:

[1, 3, 5, 11, 15, 33, 55, 127, 165, 381, 635, 881, 1397, 1905, 2643, 4191, 4405, 6985, 9691, 13215, 20955, 29073, 48455, 111887, 145365, 335661, 559435, 1230757, 1678305, 3692271, 6153785, 18461355]

約数ペア:

[(1, 18461355), (3, 6153785), (5, 3692271), (11, 1678305), (15, 1230757), (33, 559435), (55, 335661), (127, 145365), (165, 111887), (381, 48455), (635, 29073), (881, 20955), (1397, 13215), (1905, 9691), (2643, 6985), (4191, 4405)]