18220638

素因数分解:

$2^1\times 3^1\times {\mathrm{401}}^1\times {\mathrm{7573}}^1$

素因数の和:7979

約数の個数: 16

約数和(自身を含む): 36536976

約数和(自身を除く): 18316338

約数列:

[1, 2, 3, 6, 401, 802, 1203, 2406, 7573, 15146, 22719, 45438, 3036773, 6073546, 9110319, 18220638]

約数ペア:

[(1, 18220638), (2, 9110319), (3, 6073546), (6, 3036773), (401, 45438), (802, 22719), (1203, 15146), (2406, 7573)]