20322590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{106961}}^1$

素因数の和:106987

約数の個数: 16

約数和(自身を含む): 38506320

約数和(自身を除く): 18183730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 106961, 213922, 534805, 1069610, 2032259, 4064518, 10161295, 20322590]

約数ペア:

[(1, 20322590), (2, 10161295), (5, 4064518), (10, 2032259), (19, 1069610), (38, 534805), (95, 213922), (190, 106961)]