19149837

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 32175360

約数和(自身を除く): 13025523

約数列:

[1, 3, 7, 17, 21, 49, 51, 79, 97, 119, 147, 237, 291, 357, 553, 679, 833, 1343, 1649, 1659, 2037, 2499, 3871, 4029, 4753, 4947, 7663, 9401, 11543, 11613, 14259, 22989, 28203, 34629, 53641, 65807, 80801, 130271, 160923, 197421, 242403, 375487, 390813, 911897, 1126461, 2735691, 6383279, 19149837]

約数ペア:

[(1, 19149837), (3, 6383279), (7, 2735691), (17, 1126461), (21, 911897), (49, 390813), (51, 375487), (79, 242403), (97, 197421), (119, 160923), (147, 130271), (237, 80801), (291, 65807), (357, 53641), (553, 34629), (679, 28203), (833, 22989), (1343, 14259), (1649, 11613), (1659, 11543), (2037, 9401), (2499, 7663), (3871, 4947), (4029, 4753)]