20403384

素因数分解:

$2^3\times 3^1\times {\mathrm{191}}^1\times {\mathrm{4451}}^1$

素因数の和:4651

約数の個数: 32

約数和(自身を含む): 51287040

約数和(自身を除く): 30883656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 191, 382, 573, 764, 1146, 1528, 2292, 4451, 4584, 8902, 13353, 17804, 26706, 35608, 53412, 106824, 850141, 1700282, 2550423, 3400564, 5100846, 6801128, 10201692, 20403384]

約数ペア:

[(1, 20403384), (2, 10201692), (3, 6801128), (4, 5100846), (6, 3400564), (8, 2550423), (12, 1700282), (24, 850141), (191, 106824), (382, 53412), (573, 35608), (764, 26706), (1146, 17804), (1528, 13353), (2292, 8902), (4451, 4584)]