18568326

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{263}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 43667712

約数和(自身を除く): 25099386

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 263, 287, 526, 574, 789, 861, 1578, 1681, 1722, 1841, 3362, 3682, 5043, 5523, 10086, 10783, 11046, 11767, 21566, 23534, 32349, 35301, 64698, 70602, 75481, 150962, 226443, 442103, 452886, 884206, 1326309, 2652618, 3094721, 6189442, 9284163, 18568326]

約数ペア:

[(1, 18568326), (2, 9284163), (3, 6189442), (6, 3094721), (7, 2652618), (14, 1326309), (21, 884206), (41, 452886), (42, 442103), (82, 226443), (123, 150962), (246, 75481), (263, 70602), (287, 64698), (526, 35301), (574, 32349), (789, 23534), (861, 21566), (1578, 11767), (1681, 11046), (1722, 10783), (1841, 10086), (3362, 5523), (3682, 5043)]