20658852

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30203}}^1$

素因数の和:30232

約数の個数: 36

約数和(自身を含む): 54971280

約数和(自身を除く): 34312428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30203, 60406, 90609, 120812, 181218, 271827, 362436, 543654, 573857, 1087308, 1147714, 1721571, 2295428, 3443142, 5164713, 6886284, 10329426, 20658852]

約数ペア:

[(1, 20658852), (2, 10329426), (3, 6886284), (4, 5164713), (6, 3443142), (9, 2295428), (12, 1721571), (18, 1147714), (19, 1087308), (36, 573857), (38, 543654), (57, 362436), (76, 271827), (114, 181218), (171, 120812), (228, 90609), (342, 60406), (684, 30203)]