20201986

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{5749}}^1$

素因数の和:6009

約数の個数: 16

約数和(自身を含む): 34776000

約数和(自身を除く): 14574014

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 5749, 11498, 40243, 80486, 1442999, 2885998, 10100993, 20201986]

約数ペア:

[(1, 20201986), (2, 10100993), (7, 2885998), (14, 1442999), (251, 80486), (502, 40243), (1757, 11498), (3514, 5749)]