19872186670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{40555483}}^1$

素因数の和:40555504

約数の個数: 24

約数和(自身を含む): 41609926584

約数和(自身を除く): 21737739914

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 40555483, 81110966, 202777415, 283888381, 405554830, 567776762, 1419441905, 1987218667, 2838883810, 3974437334, 9936093335, 19872186670]

約数ペア:

[(1, 19872186670), (2, 9936093335), (5, 3974437334), (7, 2838883810), (10, 1987218667), (14, 1419441905), (35, 567776762), (49, 405554830), (70, 283888381), (98, 202777415), (245, 81110966), (490, 40555483)]