20389998

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79031}}^1$

素因数の和:79079

約数の個数: 16

約数和(自身を含む): 41728896

約数和(自身を除く): 21338898

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 79031, 158062, 237093, 474186, 3398333, 6796666, 10194999, 20389998]

約数ペア:

[(1, 20389998), (2, 10194999), (3, 6796666), (6, 3398333), (43, 474186), (86, 237093), (129, 158062), (258, 79031)]