20165394

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{21407}}^1$

素因数の和:21569

約数の個数: 16

約数和(自身を含む): 40589568

約数和(自身を除く): 20424174

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 21407, 42814, 64221, 128442, 3360899, 6721798, 10082697, 20165394]

約数ペア:

[(1, 20165394), (2, 10082697), (3, 6721798), (6, 3360899), (157, 128442), (314, 64221), (471, 42814), (942, 21407)]