16791668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2027}}^1$

素因数の和:2159

約数の個数: 24

約数和(自身を含む): 31231200

約数和(自身を除く): 14439532

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2027, 2071, 4054, 4142, 8108, 8284, 38513, 77026, 154052, 220943, 441886, 883772, 4197917, 8395834, 16791668]

約数ペア:

[(1, 16791668), (2, 8395834), (4, 4197917), (19, 883772), (38, 441886), (76, 220943), (109, 154052), (218, 77026), (436, 38513), (2027, 8284), (2071, 8108), (4054, 4142)]