18962538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6359}}^1$

素因数の和:6442

約数の個数: 32

約数和(自身を含む): 43960320

約数和(自身を除く): 24997782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 6359, 12718, 19077, 38154, 44513, 89026, 133539, 267078, 451489, 902978, 1354467, 2708934, 3160423, 6320846, 9481269, 18962538]

約数ペア:

[(1, 18962538), (2, 9481269), (3, 6320846), (6, 3160423), (7, 2708934), (14, 1354467), (21, 902978), (42, 451489), (71, 267078), (142, 133539), (213, 89026), (426, 44513), (497, 38154), (994, 19077), (1491, 12718), (2982, 6359)]