20079856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73823}}^1$

素因数の和:73848

約数の個数: 20

約数和(自身を含む): 41193792

約数和(自身を除く): 21113936

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 73823, 147646, 295292, 590584, 1181168, 1254991, 2509982, 5019964, 10039928, 20079856]

約数ペア:

[(1, 20079856), (2, 10039928), (4, 5019964), (8, 2509982), (16, 1254991), (17, 1181168), (34, 590584), (68, 295292), (136, 147646), (272, 73823)]