20195810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{701}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 37806912

約数和(自身を除く): 17611102

約数列:

[1, 2, 5, 10, 43, 67, 86, 134, 215, 335, 430, 670, 701, 1402, 2881, 3505, 5762, 7010, 14405, 28810, 30143, 46967, 60286, 93934, 150715, 234835, 301430, 469670, 2019581, 4039162, 10097905, 20195810]

約数ペア:

[(1, 20195810), (2, 10097905), (5, 4039162), (10, 2019581), (43, 469670), (67, 301430), (86, 234835), (134, 150715), (215, 93934), (335, 60286), (430, 46967), (670, 30143), (701, 28810), (1402, 14405), (2881, 7010), (3505, 5762)]