20090091

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{6983}}^1$

素因数の和:7130

約数の個数: 16

約数和(自身を含む): 30841344

約数和(自身を除く): 10751253

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 6983, 20949, 48881, 146643, 956671, 2870013, 6696697, 20090091]

約数ペア:

[(1, 20090091), (3, 6696697), (7, 2870013), (21, 956671), (137, 146643), (411, 48881), (959, 20949), (2877, 6983)]