31947874

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2190

約数の個数: 32

約数和(自身を含む): 58392576

約数和(自身を除く): 26444702

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 322, 329, 658, 1081, 2111, 2162, 4222, 7567, 14777, 15134, 29554, 48553, 97106, 99217, 198434, 339871, 679742, 694519, 1389038, 2281991, 4563982, 15973937, 31947874]

約数ペア:

[(1, 31947874), (2, 15973937), (7, 4563982), (14, 2281991), (23, 1389038), (46, 694519), (47, 679742), (94, 339871), (161, 198434), (322, 99217), (329, 97106), (658, 48553), (1081, 29554), (2111, 15134), (2162, 14777), (4222, 7567)]