19738670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{40283}}^1$

素因数の和:40304

約数の個数: 24

約数和(自身を含む): 41331384

約数和(自身を除く): 21592714

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 40283, 80566, 201415, 281981, 402830, 563962, 1409905, 1973867, 2819810, 3947734, 9869335, 19738670]

約数ペア:

[(1, 19738670), (2, 9869335), (5, 3947734), (7, 2819810), (10, 1973867), (14, 1409905), (35, 563962), (49, 402830), (70, 281981), (98, 201415), (245, 80566), (490, 40283)]