20122550855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{709}}^1\times {\mathrm{1559}}^1$

素因数の和:2615

約数の個数: 32

約数和(自身を含む): 26476070400

約数和(自身を除く): 6353519545

約数列:

[1, 5, 11, 55, 331, 709, 1559, 1655, 3545, 3641, 7795, 7799, 17149, 18205, 38995, 85745, 234679, 516029, 1105331, 1173395, 2580145, 2581469, 5526655, 5676319, 12158641, 12907345, 28381595, 60793205, 365864561, 1829322805, 4024510171, 20122550855]

約数ペア:

[(1, 20122550855), (5, 4024510171), (11, 1829322805), (55, 365864561), (331, 60793205), (709, 28381595), (1559, 12907345), (1655, 12158641), (3545, 5676319), (3641, 5526655), (7795, 2581469), (7799, 2580145), (17149, 1173395), (18205, 1105331), (38995, 516029), (85745, 234679)]