18251079

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{11287}}^1$

素因数の和:11315

約数の個数: 24

約数和(自身を含む): 30883968

約数和(自身を除く): 12632889

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 11287, 33861, 79009, 124157, 237027, 372471, 553063, 869099, 1659189, 2607297, 6083693, 18251079]

約数ペア:

[(1, 18251079), (3, 6083693), (7, 2607297), (11, 1659189), (21, 869099), (33, 553063), (49, 372471), (77, 237027), (147, 124157), (231, 79009), (539, 33861), (1617, 11287)]