20643814

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{4021}}^1$

素因数の和:4191

約数の個数: 16

約数和(自身を含む): 33012576

約数和(自身を除く): 12368762

約数列:

[1, 2, 17, 34, 151, 302, 2567, 4021, 5134, 8042, 68357, 136714, 607171, 1214342, 10321907, 20643814]

約数ペア:

[(1, 20643814), (2, 10321907), (17, 1214342), (34, 607171), (151, 136714), (302, 68357), (2567, 8042), (4021, 5134)]