18968156937

素因数分解:

$3^5\times {\mathrm{401}}^1\times {\mathrm{194659}}^1$

素因数の和:195075

約数の個数: 24

約数和(自身を含む): 28484208480

約数和(自身を除く): 9516051543

約数列:

[1, 3, 9, 27, 81, 243, 401, 1203, 3609, 10827, 32481, 97443, 194659, 583977, 1751931, 5255793, 15767379, 47302137, 78058259, 234174777, 702524331, 2107572993, 6322718979, 18968156937]

約数ペア:

[(1, 18968156937), (3, 6322718979), (9, 2107572993), (27, 702524331), (81, 234174777), (243, 78058259), (401, 47302137), (1203, 15767379), (3609, 5255793), (10827, 1751931), (32481, 583977), (97443, 194659)]