20066137

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1$

素因数の和:170

約数の個数: 36

約数和(自身を含む): 26948460

約数和(自身を除く): 6882323

約数列:

[1, 7, 13, 17, 49, 91, 109, 119, 221, 289, 637, 763, 833, 1417, 1547, 1853, 2023, 3757, 5341, 9919, 10829, 12971, 14161, 24089, 26299, 31501, 69433, 90797, 168623, 184093, 220507, 409513, 1180361, 1543549, 2866591, 20066137]

約数ペア:

[(1, 20066137), (7, 2866591), (13, 1543549), (17, 1180361), (49, 409513), (91, 220507), (109, 184093), (119, 168623), (221, 90797), (289, 69433), (637, 31501), (763, 26299), (833, 24089), (1417, 14161), (1547, 12971), (1853, 10829), (2023, 9919), (3757, 5341)]