18834081

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4133}}^1$

素因数の和:4181

約数の個数: 24

約数和(自身を含む): 30161664

約数和(自身を除く): 11327583

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4133, 4557, 12399, 28931, 86793, 128123, 202517, 384369, 607551, 896861, 2690583, 6278027, 18834081]

約数ペア:

[(1, 18834081), (3, 6278027), (7, 2690583), (21, 896861), (31, 607551), (49, 384369), (93, 202517), (147, 128123), (217, 86793), (651, 28931), (1519, 12399), (4133, 4557)]