20008708

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 35639744

約数和(自身を除く): 15631036

約数列:

[1, 2, 4, 151, 157, 211, 302, 314, 422, 604, 628, 844, 23707, 31861, 33127, 47414, 63722, 66254, 94828, 127444, 132508, 5002177, 10004354, 20008708]

約数ペア:

[(1, 20008708), (2, 10004354), (4, 5002177), (151, 132508), (157, 127444), (211, 94828), (302, 66254), (314, 63722), (422, 47414), (604, 33127), (628, 31861), (844, 23707)]