19651618

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 35280000

約数和(自身を除く): 15628382

約数列:

[1, 2, 7, 14, 29, 58, 97, 194, 203, 406, 499, 679, 998, 1358, 2813, 3493, 5626, 6986, 14471, 19691, 28942, 39382, 48403, 96806, 101297, 202594, 338821, 677642, 1403687, 2807374, 9825809, 19651618]

約数ペア:

[(1, 19651618), (2, 9825809), (7, 2807374), (14, 1403687), (29, 677642), (58, 338821), (97, 202594), (194, 101297), (203, 96806), (406, 48403), (499, 39382), (679, 28942), (998, 19691), (1358, 14471), (2813, 6986), (3493, 5626)]