18908762

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{5591}}^1$

素因数の和:5701

約数の個数: 16

約数和(自身を含む): 30196800

約数和(自身を除く): 11288038

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 5591, 11182, 106229, 212458, 497599, 995198, 9454381, 18908762]

約数ペア:

[(1, 18908762), (2, 9454381), (19, 995198), (38, 497599), (89, 212458), (178, 106229), (1691, 11182), (3382, 5591)]