18446883

素因数分解:

$3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:241

約数の個数: 40

約数和(自身を含む): 31057488

約数和(自身を除く): 12610605

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 197, 273, 343, 591, 637, 1029, 1379, 1911, 2401, 2561, 4137, 4459, 7203, 7683, 9653, 13377, 17927, 28959, 31213, 53781, 67571, 93639, 125489, 202713, 376467, 472997, 878423, 1418991, 2635269, 6148961, 18446883]

約数ペア:

[(1, 18446883), (3, 6148961), (7, 2635269), (13, 1418991), (21, 878423), (39, 472997), (49, 376467), (91, 202713), (147, 125489), (197, 93639), (273, 67571), (343, 53781), (591, 31213), (637, 28959), (1029, 17927), (1379, 13377), (1911, 9653), (2401, 7683), (2561, 7203), (4137, 4459)]