161243044

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2121619}}^1$

素因数の和:2121642

約数の個数: 12

約数和(自身を含む): 297026800

約数和(自身を除く): 135783756

約数列:

[1, 2, 4, 19, 38, 76, 2121619, 4243238, 8486476, 40310761, 80621522, 161243044]

約数ペア:

[(1, 161243044), (2, 80621522), (4, 40310761), (19, 8486476), (38, 4243238), (76, 2121619)]