19702011

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{4133}}^1$

素因数の和:4370

約数の個数: 16

約数和(自身を含む): 30161664

約数和(自身を除く): 10459653

約数列:

[1, 3, 7, 21, 227, 681, 1589, 4133, 4767, 12399, 28931, 86793, 938191, 2814573, 6567337, 19702011]

約数ペア:

[(1, 19702011), (3, 6567337), (7, 2814573), (21, 938191), (227, 86793), (681, 28931), (1589, 12399), (4133, 4767)]