20468366901

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{18489943}}^1$

素因数の和:18489993

約数の個数: 16

約数和(自身を含む): 31063105920

約数和(自身を除く): 10594739019

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 18489943, 55469829, 166409487, 499228461, 758087663, 2274262989, 6822788967, 20468366901]

約数ペア:

[(1, 20468366901), (3, 6822788967), (9, 2274262989), (27, 758087663), (41, 499228461), (123, 166409487), (369, 55469829), (1107, 18489943)]