18984284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2647}}^1$

素因数の和:2825

約数の個数: 24

約数和(自身を含む): 36478848

約数和(自身を除く): 17494564

約数列:

[1, 2, 4, 11, 22, 44, 163, 326, 652, 1793, 2647, 3586, 5294, 7172, 10588, 29117, 58234, 116468, 431461, 862922, 1725844, 4746071, 9492142, 18984284]

約数ペア:

[(1, 18984284), (2, 9492142), (4, 4746071), (11, 1725844), (22, 862922), (44, 431461), (163, 116468), (326, 58234), (652, 29117), (1793, 10588), (2647, 7172), (3586, 5294)]