12640536

素因数分解:

$2^3\times 3^4\times {\mathrm{19507}}^1$

素因数の和:19525

約数の個数: 40

約数和(自身を含む): 35407020

約数和(自身を除く): 22766484

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 19507, 39014, 58521, 78028, 117042, 156056, 175563, 234084, 351126, 468168, 526689, 702252, 1053378, 1404504, 1580067, 2106756, 3160134, 4213512, 6320268, 12640536]

約数ペア:

[(1, 12640536), (2, 6320268), (3, 4213512), (4, 3160134), (6, 2106756), (8, 1580067), (9, 1404504), (12, 1053378), (18, 702252), (24, 526689), (27, 468168), (36, 351126), (54, 234084), (72, 175563), (81, 156056), (108, 117042), (162, 78028), (216, 58521), (324, 39014), (648, 19507)]