16551378

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{1439}}^1$

素因数の和:1524

約数の個数: 40

約数和(自身を含む): 37635840

約数和(自身を除く): 21084462

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 1278, 1439, 1917, 2878, 3834, 4317, 5751, 8634, 11502, 12951, 25902, 38853, 77706, 102169, 116559, 204338, 233118, 306507, 613014, 919521, 1839042, 2758563, 5517126, 8275689, 16551378]

約数ペア:

[(1, 16551378), (2, 8275689), (3, 5517126), (6, 2758563), (9, 1839042), (18, 919521), (27, 613014), (54, 306507), (71, 233118), (81, 204338), (142, 116559), (162, 102169), (213, 77706), (426, 38853), (639, 25902), (1278, 12951), (1439, 11502), (1917, 8634), (2878, 5751), (3834, 4317)]