20216971805

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{15443}}^1\times {\mathrm{6089}}^1$

素因数の和:21580

約数の個数: 16

約数和(自身を含む): 24830245440

約数和(自身を除く): 4613273635

約数列:

[1, 5, 43, 215, 6089, 15443, 30445, 77215, 261827, 664049, 1309135, 3320245, 94032427, 470162135, 4043394361, 20216971805]

約数ペア:

[(1, 20216971805), (5, 4043394361), (43, 470162135), (215, 94032427), (6089, 3320245), (15443, 1309135), (30445, 664049), (77215, 261827)]