2389478

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 4650240

約数和(自身を除く): 2260762

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 691, 1382, 1729, 3458, 4837, 8983, 9674, 13129, 17966, 26258, 62881, 91903, 125762, 170677, 183806, 341354, 1194739, 2389478]

約数ペア:

[(1, 2389478), (2, 1194739), (7, 341354), (13, 183806), (14, 170677), (19, 125762), (26, 91903), (38, 62881), (91, 26258), (133, 17966), (182, 13129), (247, 9674), (266, 8983), (494, 4837), (691, 3458), (1382, 1729)]