20712312

素因数分解:

$2^3\times 3^2\times {\mathrm{287671}}^1$

素因数の和:287683

約数の個数: 24

約数和(自身を含む): 56096040

約数和(自身を除く): 35383728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 287671, 575342, 863013, 1150684, 1726026, 2301368, 2589039, 3452052, 5178078, 6904104, 10356156, 20712312]

約数ペア:

[(1, 20712312), (2, 10356156), (3, 6904104), (4, 5178078), (6, 3452052), (8, 2589039), (9, 2301368), (12, 1726026), (18, 1150684), (24, 863013), (36, 575342), (72, 287671)]