20138448078

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{159828953}}^1$

素因数の和:159828968

約数の個数: 24

約数和(自身を含む): 49866633648

約数和(自身を除く): 29728185570

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 159828953, 319657906, 479486859, 958973718, 1118802671, 1438460577, 2237605342, 2876921154, 3356408013, 6712816026, 10069224039, 20138448078]

約数ペア:

[(1, 20138448078), (2, 10069224039), (3, 6712816026), (6, 3356408013), (7, 2876921154), (9, 2237605342), (14, 1438460577), (18, 1118802671), (21, 958973718), (42, 479486859), (63, 319657906), (126, 159828953)]