20584684

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{491}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 37029888

約数和(自身を除く): 16445204

約数列:

[1, 2, 4, 47, 94, 188, 223, 446, 491, 892, 982, 1964, 10481, 20962, 23077, 41924, 46154, 92308, 109493, 218986, 437972, 5146171, 10292342, 20584684]

約数ペア:

[(1, 20584684), (2, 10292342), (4, 5146171), (47, 437972), (94, 218986), (188, 109493), (223, 92308), (446, 46154), (491, 41924), (892, 23077), (982, 20962), (1964, 10481)]