131284946

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{20443}}^1$

素因数の和:20490

約数の個数: 24

約数和(自身を含む): 224475120

約数和(自身を除く): 93190174

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 494, 3211, 6422, 20443, 40886, 265759, 388417, 531518, 776834, 3454867, 5049421, 6909734, 10098842, 65642473, 131284946]

約数ペア:

[(1, 131284946), (2, 65642473), (13, 10098842), (19, 6909734), (26, 5049421), (38, 3454867), (169, 776834), (247, 531518), (338, 388417), (494, 265759), (3211, 40886), (6422, 20443)]