18767714

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 14409886

約数列:

[1, 2, 7, 14, 71, 79, 142, 158, 239, 478, 497, 553, 994, 1106, 1673, 3346, 5609, 11218, 16969, 18881, 33938, 37762, 39263, 78526, 118783, 132167, 237566, 264334, 1340551, 2681102, 9383857, 18767714]

約数ペア:

[(1, 18767714), (2, 9383857), (7, 2681102), (14, 1340551), (71, 264334), (79, 237566), (142, 132167), (158, 118783), (239, 78526), (478, 39263), (497, 37762), (553, 33938), (994, 18881), (1106, 16969), (1673, 11218), (3346, 5609)]