31215638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{8423}}^1$

素因数の和:8551

約数の個数: 16

約数和(自身を含む): 50038560

約数和(自身を除く): 18822922

約数列:

[1, 2, 17, 34, 109, 218, 1853, 3706, 8423, 16846, 143191, 286382, 918107, 1836214, 15607819, 31215638]

約数ペア:

[(1, 31215638), (2, 15607819), (17, 1836214), (34, 918107), (109, 286382), (218, 143191), (1853, 16846), (3706, 8423)]