17780498514

素因数分解:

$2^1\times 3^3\times {\mathrm{3181}}^1\times {\mathrm{103511}}^1$

素因数の和:106703

約数の個数: 32

約数和(自身を含む): 39525022080

約数和(自身を除く): 21744523566

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 3181, 6362, 9543, 19086, 28629, 57258, 85887, 103511, 171774, 207022, 310533, 621066, 931599, 1863198, 2794797, 5589594, 329268491, 658536982, 987805473, 1975610946, 2963416419, 5926832838, 8890249257, 17780498514]

約数ペア:

[(1, 17780498514), (2, 8890249257), (3, 5926832838), (6, 2963416419), (9, 1975610946), (18, 987805473), (27, 658536982), (54, 329268491), (3181, 5589594), (6362, 2794797), (9543, 1863198), (19086, 931599), (28629, 621066), (57258, 310533), (85887, 207022), (103511, 171774)]