18721758

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{677}}^1$

素因数の和:1112

約数の個数: 32

約数和(自身を含む): 41005440

約数和(自身を除く): 22283682

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 419, 677, 838, 1257, 1354, 2031, 2514, 4062, 4609, 7447, 9218, 13827, 14894, 22341, 27654, 44682, 283663, 567326, 850989, 1701978, 3120293, 6240586, 9360879, 18721758]

約数ペア:

[(1, 18721758), (2, 9360879), (3, 6240586), (6, 3120293), (11, 1701978), (22, 850989), (33, 567326), (66, 283663), (419, 44682), (677, 27654), (838, 22341), (1257, 14894), (1354, 13827), (2031, 9218), (2514, 7447), (4062, 4609)]