20175020806

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{571}}^1\times {\mathrm{2657}}^1$

素因数の和:3400

約数の個数: 32

約数和(自身を含む): 31106892960

約数和(自身を除く): 10931872154

約数列:

[1, 2, 61, 109, 122, 218, 571, 1142, 2657, 5314, 6649, 13298, 34831, 62239, 69662, 124478, 162077, 289613, 324154, 579226, 1517147, 3034294, 3796579, 7593158, 17666393, 35332786, 92545967, 165369023, 185091934, 330738046, 10087510403, 20175020806]

約数ペア:

[(1, 20175020806), (2, 10087510403), (61, 330738046), (109, 185091934), (122, 165369023), (218, 92545967), (571, 35332786), (1142, 17666393), (2657, 7593158), (5314, 3796579), (6649, 3034294), (13298, 1517147), (34831, 579226), (62239, 324154), (69662, 289613), (124478, 162077)]