2221796

素因数分解:

$2^2\times {\mathrm{79}}^2\times {\mathrm{89}}^1$

素因数の和:251

約数の個数: 18

約数和(自身を含む): 3982230

約数和(自身を除く): 1760434

約数列:

[1, 2, 4, 79, 89, 158, 178, 316, 356, 6241, 7031, 12482, 14062, 24964, 28124, 555449, 1110898, 2221796]

約数ペア:

[(1, 2221796), (2, 1110898), (4, 555449), (79, 28124), (89, 24964), (158, 14062), (178, 12482), (316, 7031), (356, 6241)]