20210449549

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{100549}}^1$

素因数の和:100788

約数の個数: 16

約数和(自身を含む): 21718800000

約数和(自身を除く): 1508350451

約数列:

[1, 19, 71, 149, 1349, 2831, 10579, 100549, 201001, 1910431, 7138979, 14981801, 135640601, 284654219, 1063707871, 20210449549]

約数ペア:

[(1, 20210449549), (19, 1063707871), (71, 284654219), (149, 135640601), (1349, 14981801), (2831, 7138979), (10579, 1910431), (100549, 201001)]