20118751569

素因数分解:

$3^4\times 7^1\times {\mathrm{35482807}}^1$

素因数の和:35482826

約数の個数: 20

約数和(自身を含む): 34347358144

約数和(自身を除く): 14228606575

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 35482807, 106448421, 248379649, 319345263, 745138947, 958035789, 2235416841, 2874107367, 6706250523, 20118751569]

約数ペア:

[(1, 20118751569), (3, 6706250523), (7, 2874107367), (9, 2235416841), (21, 958035789), (27, 745138947), (63, 319345263), (81, 248379649), (189, 106448421), (567, 35482807)]