20528926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1464

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 15759074

約数列:

[1, 2, 11, 22, 23, 29, 46, 58, 253, 319, 506, 638, 667, 1334, 1399, 2798, 7337, 14674, 15389, 30778, 32177, 40571, 64354, 81142, 353947, 446281, 707894, 892562, 933133, 1866266, 10264463, 20528926]

約数ペア:

[(1, 20528926), (2, 10264463), (11, 1866266), (22, 933133), (23, 892562), (29, 707894), (46, 446281), (58, 353947), (253, 81142), (319, 64354), (506, 40571), (638, 32177), (667, 30778), (1334, 15389), (1399, 14674), (2798, 7337)]