31997596

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{22159}}^1$

素因数の和:22201

約数の個数: 18

約数和(自身を含む): 59100720

約数和(自身を除く): 27103124

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 22159, 44318, 88636, 421021, 842042, 1684084, 7999399, 15998798, 31997596]

約数ペア:

[(1, 31997596), (2, 15998798), (4, 7999399), (19, 1684084), (38, 842042), (76, 421021), (361, 88636), (722, 44318), (1444, 22159)]