18516848

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5701}}^1$

素因数の和:5745

約数の個数: 40

約数和(自身を含む): 42422880

約数和(自身を除く): 23906032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 5701, 11402, 22804, 39907, 45608, 79814, 91216, 159628, 165329, 319256, 330658, 638512, 661316, 1157303, 1322632, 2314606, 2645264, 4629212, 9258424, 18516848]

約数ペア:

[(1, 18516848), (2, 9258424), (4, 4629212), (7, 2645264), (8, 2314606), (14, 1322632), (16, 1157303), (28, 661316), (29, 638512), (56, 330658), (58, 319256), (112, 165329), (116, 159628), (203, 91216), (232, 79814), (406, 45608), (464, 39907), (812, 22804), (1624, 11402), (3248, 5701)]