20187402590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{118749427}}^1$

素因数の和:118749451

約数の個数: 16

約数和(自身を含む): 38474814672

約数和(自身を除く): 18287412082

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 118749427, 237498854, 593747135, 1187494270, 2018740259, 4037480518, 10093701295, 20187402590]

約数ペア:

[(1, 20187402590), (2, 10093701295), (5, 4037480518), (10, 2018740259), (17, 1187494270), (34, 593747135), (85, 237498854), (170, 118749427)]