20153411205

素因数分解:

$3^1\times 5^1\times {\mathrm{4057}}^1\times {\mathrm{331171}}^1$

素因数の和:335236

約数の個数: 16

約数和(自身を含む): 32253503424

約数和(自身を除く): 12100092219

約数列:

[1, 3, 5, 15, 4057, 12171, 20285, 60855, 331171, 993513, 1655855, 4967565, 1343560747, 4030682241, 6717803735, 20153411205]

約数ペア:

[(1, 20153411205), (3, 6717803735), (5, 4030682241), (15, 1343560747), (4057, 4967565), (12171, 1655855), (20285, 993513), (60855, 331171)]