20569454

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1831}}^1$

素因数の和:2011

約数の個数: 16

約数和(自身を含む): 31854816

約数和(自身を除く): 11285362

約数列:

[1, 2, 41, 82, 137, 274, 1831, 3662, 5617, 11234, 75071, 150142, 250847, 501694, 10284727, 20569454]

約数ペア:

[(1, 20569454), (2, 10284727), (41, 501694), (82, 250847), (137, 150142), (274, 75071), (1831, 11234), (3662, 5617)]