18619516

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1051}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 33697664

約数和(自身を除く): 15078148

約数列:

[1, 2, 4, 43, 86, 103, 172, 206, 412, 1051, 2102, 4204, 4429, 8858, 17716, 45193, 90386, 108253, 180772, 216506, 433012, 4654879, 9309758, 18619516]

約数ペア:

[(1, 18619516), (2, 9309758), (4, 4654879), (43, 433012), (86, 216506), (103, 180772), (172, 108253), (206, 90386), (412, 45193), (1051, 17716), (2102, 8858), (4204, 4429)]