18958238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38377}}^1$

素因数の和:38411

約数の個数: 16

約数和(自身を含む): 32237520

約数和(自身を除く): 13279282

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 38377, 76754, 498901, 729163, 997802, 1458326, 9479119, 18958238]

約数ペア:

[(1, 18958238), (2, 9479119), (13, 1458326), (19, 997802), (26, 729163), (38, 498901), (247, 76754), (494, 38377)]