18174806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 12307114

約数列:

[1, 2, 13, 26, 47, 94, 107, 139, 214, 278, 611, 1222, 1391, 1807, 2782, 3614, 5029, 6533, 10058, 13066, 14873, 29746, 65377, 84929, 130754, 169858, 193349, 386698, 699031, 1398062, 9087403, 18174806]

約数ペア:

[(1, 18174806), (2, 9087403), (13, 1398062), (26, 699031), (47, 386698), (94, 193349), (107, 169858), (139, 130754), (214, 84929), (278, 65377), (611, 29746), (1222, 14873), (1391, 13066), (1807, 10058), (2782, 6533), (3614, 5029)]