18975946

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4127}}^1$

素因数の和:4170

約数の個数: 24

約数和(自身を含む): 32941440

約数和(自身を除く): 13965494

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4127, 4598, 8254, 45397, 78413, 90794, 156826, 499367, 862543, 998734, 1725086, 9487973, 18975946]

約数ペア:

[(1, 18975946), (2, 9487973), (11, 1725086), (19, 998734), (22, 862543), (38, 499367), (121, 156826), (209, 90794), (242, 78413), (418, 45397), (2299, 8254), (4127, 4598)]