20165401977

素因数分解:

$3^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{1457143}}^1$

素因数の和:1457812

約数の個数: 16

約数和(自身を含む): 30774881280

約数和(自身を除く): 10609479303

約数列:

[1, 3, 7, 21, 659, 1977, 4613, 13839, 1457143, 4371429, 10200001, 30600003, 960257237, 2880771711, 6721800659, 20165401977]

約数ペア:

[(1, 20165401977), (3, 6721800659), (7, 2880771711), (21, 960257237), (659, 30600003), (1977, 10200001), (4613, 4371429), (13839, 1457143)]