18651116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{6949}}^1$

素因数の和:7025

約数の個数: 24

約数和(自身を含む): 36195600

約数和(自身を除く): 17544484

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 6949, 13898, 27796, 76439, 152878, 305756, 423889, 847778, 1695556, 4662779, 9325558, 18651116]

約数ペア:

[(1, 18651116), (2, 9325558), (4, 4662779), (11, 1695556), (22, 847778), (44, 423889), (61, 305756), (122, 152878), (244, 76439), (671, 27796), (1342, 13898), (2684, 6949)]