19710590

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17443}}^1$

素因数の和:17563

約数の個数: 16

約数和(自身を含む): 35795088

約数和(自身を除く): 16084498

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 17443, 34886, 87215, 174430, 1971059, 3942118, 9855295, 19710590]

約数ペア:

[(1, 19710590), (2, 9855295), (5, 3942118), (10, 1971059), (113, 174430), (226, 87215), (565, 34886), (1130, 17443)]