19446218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21559}}^1$

素因数の和:21613

約数の個数: 16

約数和(自身を含む): 32598720

約数和(自身を除く): 13152502

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 21559, 43118, 237149, 474298, 883919, 1767838, 9723109, 19446218]

約数ペア:

[(1, 19446218), (2, 9723109), (11, 1767838), (22, 883919), (41, 474298), (82, 237149), (451, 43118), (902, 21559)]