668848

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2459}}^1$

素因数の和:2484

約数の個数: 20

約数和(自身を含む): 1372680

約数和(自身を除く): 703832

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2459, 4918, 9836, 19672, 39344, 41803, 83606, 167212, 334424, 668848]

約数ペア:

[(1, 668848), (2, 334424), (4, 167212), (8, 83606), (16, 41803), (17, 39344), (34, 19672), (68, 9836), (136, 4918), (272, 2459)]