18381946

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{26953}}^1$

素因数の和:26997

約数の個数: 16

約数和(自身を含む): 31051008

約数和(自身を除く): 12669062

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 26953, 53906, 296483, 592966, 835543, 1671086, 9190973, 18381946]

約数ペア:

[(1, 18381946), (2, 9190973), (11, 1671086), (22, 835543), (31, 592966), (62, 296483), (341, 53906), (682, 26953)]