20147443197

素因数分解:

$3^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1520447}}^1$

素因数の和:1521088

約数の個数: 16

約数和(自身を含む): 30749540352

約数和(自身を除く): 10602097155

約数列:

[1, 3, 7, 21, 631, 1893, 4417, 13251, 1520447, 4561341, 10643129, 31929387, 959402057, 2878206171, 6715814399, 20147443197]

約数ペア:

[(1, 20147443197), (3, 6715814399), (7, 2878206171), (21, 959402057), (631, 31929387), (1893, 10643129), (4417, 4561341), (13251, 1520447)]