20168163632

素因数分解:

$2^4\times {\mathrm{1123}}^1\times {\mathrm{1122449}}^1$

素因数の和:1123580

約数の個数: 20

約数和(自身を含む): 39110647800

約数和(自身を除く): 18942484168

約数列:

[1, 2, 4, 8, 16, 1123, 2246, 4492, 8984, 17968, 1122449, 2244898, 4489796, 8979592, 17959184, 1260510227, 2521020454, 5042040908, 10084081816, 20168163632]

約数ペア:

[(1, 20168163632), (2, 10084081816), (4, 5042040908), (8, 2521020454), (16, 1260510227), (1123, 17959184), (2246, 8979592), (4492, 4489796), (8984, 2244898), (17968, 1122449)]