20244395

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:866

約数の個数: 16

約数和(自身を含む): 25236480

約数和(自身を除く): 4992085

約数列:

[1, 5, 31, 155, 211, 619, 1055, 3095, 6541, 19189, 32705, 95945, 130609, 653045, 4048879, 20244395]

約数ペア:

[(1, 20244395), (5, 4048879), (31, 653045), (155, 130609), (211, 95945), (619, 32705), (1055, 19189), (3095, 6541)]