20396056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{149971}}^1$

素因数の和:149994

約数の個数: 16

約数和(自身を含む): 40492440

約数和(自身を除く): 20096384

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 149971, 299942, 599884, 1199768, 2549507, 5099014, 10198028, 20396056]

約数ペア:

[(1, 20396056), (2, 10198028), (4, 5099014), (8, 2549507), (17, 1199768), (34, 599884), (68, 299942), (136, 149971)]