20903846

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{10079}}^1$

素因数の和:10159

約数の個数: 16

約数和(自身を含む): 33747840

約数和(自身を除く): 12843994

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 10079, 20158, 171343, 342686, 614819, 1229638, 10451923, 20903846]

約数ペア:

[(1, 20903846), (2, 10451923), (17, 1229638), (34, 614819), (61, 342686), (122, 171343), (1037, 20158), (2074, 10079)]