19624790

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{13171}}^1$

素因数の和:13327

約数の個数: 16

約数和(自身を含む): 35564400

約数和(自身を除く): 15939610

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 13171, 26342, 65855, 131710, 1962479, 3924958, 9812395, 19624790]

約数ペア:

[(1, 19624790), (2, 9812395), (5, 3924958), (10, 1962479), (149, 131710), (298, 65855), (745, 26342), (1490, 13171)]