20150978

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1\times {\mathrm{439}}^1$

素因数の和:889

約数の個数: 16

約数和(自身を含む): 30888000

約数和(自身を除く): 10737022

約数列:

[1, 2, 59, 118, 389, 439, 778, 878, 22951, 25901, 45902, 51802, 170771, 341542, 10075489, 20150978]

約数ペア:

[(1, 20150978), (2, 10075489), (59, 341542), (118, 170771), (389, 51802), (439, 45902), (778, 25901), (878, 22951)]