18540016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{105341}}^1$

素因数の和:105360

約数の個数: 20

約数和(自身を含む): 39187224

約数和(自身を除く): 20647208

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 105341, 210682, 421364, 842728, 1158751, 1685456, 2317502, 4635004, 9270008, 18540016]

約数ペア:

[(1, 18540016), (2, 9270008), (4, 4635004), (8, 2317502), (11, 1685456), (16, 1158751), (22, 842728), (44, 421364), (88, 210682), (176, 105341)]