19887306

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{106921}}^1$

素因数の和:106957

約数の個数: 16

約数和(自身を含む): 41058048

約数和(自身を除く): 21170742

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 106921, 213842, 320763, 641526, 3314551, 6629102, 9943653, 19887306]

約数ペア:

[(1, 19887306), (2, 9943653), (3, 6629102), (6, 3314551), (31, 641526), (62, 320763), (93, 213842), (186, 106921)]