20707445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{22147}}^1$

素因数の和:22180

約数の個数: 16

約数和(自身を含む): 28703808

約数和(自身を除く): 7996363

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 22147, 110735, 243617, 376499, 1218085, 1882495, 4141489, 20707445]

約数ペア:

[(1, 20707445), (5, 4141489), (11, 1882495), (17, 1218085), (55, 376499), (85, 243617), (187, 110735), (935, 22147)]