22258990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{13171}}^1$

素因数の和:13204

約数の個数: 24

約数和(自身を含む): 43388568

約数和(自身を除く): 21129578

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 13171, 26342, 65855, 131710, 171223, 342446, 856115, 1712230, 2225899, 4451798, 11129495, 22258990]

約数ペア:

[(1, 22258990), (2, 11129495), (5, 4451798), (10, 2225899), (13, 1712230), (26, 856115), (65, 342446), (130, 171223), (169, 131710), (338, 65855), (845, 26342), (1690, 13171)]