20540957

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:596

約数の個数: 16

約数和(自身を含む): 22617600

約数和(自身を除く): 2076643

約数列:

[1, 19, 37, 61, 479, 703, 1159, 2257, 9101, 17723, 29219, 42883, 336737, 555161, 1081103, 20540957]

約数ペア:

[(1, 20540957), (19, 1081103), (37, 555161), (61, 336737), (479, 42883), (703, 29219), (1159, 17723), (2257, 9101)]