19961330685

素因数分解:

$3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{4020409}}^1$

素因数の和:4020748

約数の個数: 16

約数和(自身を含む): 32034626880

約数和(自身を除く): 12073296195

約数列:

[1, 3, 5, 15, 331, 993, 1655, 4965, 4020409, 12061227, 20102045, 60306135, 1330755379, 3992266137, 6653776895, 19961330685]

約数ペア:

[(1, 19961330685), (3, 6653776895), (5, 3992266137), (15, 1330755379), (331, 60306135), (993, 20102045), (1655, 12061227), (4965, 4020409)]