2019923221

素因数分解:

${\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{4643}}^1$

素因数の和:4980

約数の個数: 16

約数和(自身を含む): 2166035904

約数和(自身を除く): 146112683

約数列:

[1, 17, 157, 163, 2669, 2771, 4643, 25591, 78931, 435047, 728951, 756809, 12392167, 12865753, 118819013, 2019923221]

約数ペア:

[(1, 2019923221), (17, 118819013), (157, 12865753), (163, 12392167), (2669, 756809), (2771, 728951), (4643, 435047), (25591, 78931)]