22437220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86297}}^1$

素因数の和:86319

約数の個数: 24

約数和(自身を含む): 50743224

約数和(自身を除く): 28306004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 86297, 172594, 345188, 431485, 862970, 1121861, 1725940, 2243722, 4487444, 5609305, 11218610, 22437220]

約数ペア:

[(1, 22437220), (2, 11218610), (4, 5609305), (5, 4487444), (10, 2243722), (13, 1725940), (20, 1121861), (26, 862970), (52, 431485), (65, 345188), (130, 172594), (260, 86297)]