20663450066

素因数分解:

$2^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{1780411}}^1$

素因数の和:1781249

約数の個数: 16

約数和(自身を含む): 35465807040

約数和(自身を除く): 14802356974

約数列:

[1, 2, 7, 14, 829, 1658, 5803, 11606, 1780411, 3560822, 12462877, 24925754, 1475960719, 2951921438, 10331725033, 20663450066]

約数ペア:

[(1, 20663450066), (2, 10331725033), (7, 2951921438), (14, 1475960719), (829, 24925754), (1658, 12462877), (5803, 3560822), (11606, 1780411)]