19288570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3881}}^1$

素因数の和:3966

約数の個数: 32

約数和(自身を含む): 40248576

約数和(自身を除く): 20960006

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 3881, 4970, 7762, 19405, 27167, 38810, 54334, 135835, 271670, 275551, 551102, 1377755, 1928857, 2755510, 3857714, 9644285, 19288570]

約数ペア:

[(1, 19288570), (2, 9644285), (5, 3857714), (7, 2755510), (10, 1928857), (14, 1377755), (35, 551102), (70, 275551), (71, 271670), (142, 135835), (355, 54334), (497, 38810), (710, 27167), (994, 19405), (2485, 7762), (3881, 4970)]