18897684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{121139}}^1$

素因数の和:121159

約数の個数: 24

約数和(自身を含む): 47486880

約数和(自身を除く): 28589196

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 121139, 242278, 363417, 484556, 726834, 1453668, 1574807, 3149614, 4724421, 6299228, 9448842, 18897684]

約数ペア:

[(1, 18897684), (2, 9448842), (3, 6299228), (4, 4724421), (6, 3149614), (12, 1574807), (13, 1453668), (26, 726834), (39, 484556), (52, 363417), (78, 242278), (156, 121139)]