18490316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4871}}^1$

素因数の和:4961

約数の個数: 24

約数和(自身を含む): 35331744

約数和(自身を除く): 16841428

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 4871, 9742, 19484, 63323, 126646, 253292, 355583, 711166, 1422332, 4622579, 9245158, 18490316]

約数ペア:

[(1, 18490316), (2, 9245158), (4, 4622579), (13, 1422332), (26, 711166), (52, 355583), (73, 253292), (146, 126646), (292, 63323), (949, 19484), (1898, 9742), (3796, 4871)]