31820344

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{397}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 61467120

約数和(自身を除く): 29646776

約数列:

[1, 2, 4, 8, 43, 86, 172, 233, 344, 397, 466, 794, 932, 1588, 1864, 3176, 10019, 17071, 20038, 34142, 40076, 68284, 80152, 92501, 136568, 185002, 370004, 740008, 3977543, 7955086, 15910172, 31820344]

約数ペア:

[(1, 31820344), (2, 15910172), (4, 7955086), (8, 3977543), (43, 740008), (86, 370004), (172, 185002), (233, 136568), (344, 92501), (397, 80152), (466, 68284), (794, 40076), (932, 34142), (1588, 20038), (1864, 17071), (3176, 10019)]