18694742

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{1153}}^1$

素因数の和:1244

約数の個数: 24

約数和(自身を含む): 31310328

約数和(自身を除く): 12615586

約数列:

[1, 2, 11, 22, 67, 121, 134, 242, 737, 1153, 1474, 2306, 8107, 12683, 16214, 25366, 77251, 139513, 154502, 279026, 849761, 1699522, 9347371, 18694742]

約数ペア:

[(1, 18694742), (2, 9347371), (11, 1699522), (22, 849761), (67, 279026), (121, 154502), (134, 139513), (242, 77251), (737, 25366), (1153, 16214), (1474, 12683), (2306, 8107)]