20655130

素因数分解:

$2^1\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{2027}}^1$

素因数の和:3053

約数の個数: 16

約数和(自身を含む): 37234080

約数和(自身を除く): 16578950

約数列:

[1, 2, 5, 10, 1019, 2027, 2038, 4054, 5095, 10135, 10190, 20270, 2065513, 4131026, 10327565, 20655130]

約数ペア:

[(1, 20655130), (2, 10327565), (5, 4131026), (10, 2065513), (1019, 20270), (2027, 10190), (2038, 10135), (4054, 5095)]