128804762

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{20297}}^1$

素因数の和:20485

約数の個数: 16

約数和(自身を含む): 204603840

約数和(自身を除く): 75799078

約数列:

[1, 2, 19, 38, 167, 334, 3173, 6346, 20297, 40594, 385643, 771286, 3389599, 6779198, 64402381, 128804762]

約数ペア:

[(1, 128804762), (2, 64402381), (19, 6779198), (38, 3389599), (167, 771286), (334, 385643), (3173, 40594), (6346, 20297)]