19748912

素因数分解:

$2^4\times {\mathrm{659}}^1\times {\mathrm{1873}}^1$

素因数の和:2540

約数の個数: 20

約数和(自身を含む): 38342040

約数和(自身を除く): 18593128

約数列:

[1, 2, 4, 8, 16, 659, 1318, 1873, 2636, 3746, 5272, 7492, 10544, 14984, 29968, 1234307, 2468614, 4937228, 9874456, 19748912]

約数ペア:

[(1, 19748912), (2, 9874456), (4, 4937228), (8, 2468614), (16, 1234307), (659, 29968), (1318, 14984), (1873, 10544), (2636, 7492), (3746, 5272)]