18783879

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{1319}}^1$

素因数の和:1470

約数の個数: 16

約数和(自身を含む): 25850880

約数和(自身を除く): 7067001

約数列:

[1, 3, 47, 101, 141, 303, 1319, 3957, 4747, 14241, 61993, 133219, 185979, 399657, 6261293, 18783879]

約数ペア:

[(1, 18783879), (3, 6261293), (47, 399657), (101, 185979), (141, 133219), (303, 61993), (1319, 14241), (3957, 4747)]