67645712

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{18959}}^1$

素因数の和:19190

約数の個数: 20

約数和(自身を含む): 131658240

約数和(自身を除く): 64012528

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 18959, 37918, 75836, 151672, 303344, 4227857, 8455714, 16911428, 33822856, 67645712]

約数ペア:

[(1, 67645712), (2, 33822856), (4, 16911428), (8, 8455714), (16, 4227857), (223, 303344), (446, 151672), (892, 75836), (1784, 37918), (3568, 18959)]