20153552865

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{51539}}^1$

素因数の和:51877

約数の個数: 32

約数和(自身を含む): 32655744000

約数和(自身を除く): 12502191135

約数列:

[1, 3, 5, 15, 131, 199, 393, 597, 655, 995, 1965, 2985, 26069, 51539, 78207, 130345, 154617, 257695, 391035, 773085, 6751609, 10256261, 20254827, 30768783, 33758045, 51281305, 101274135, 153843915, 1343570191, 4030710573, 6717850955, 20153552865]

約数ペア:

[(1, 20153552865), (3, 6717850955), (5, 4030710573), (15, 1343570191), (131, 153843915), (199, 101274135), (393, 51281305), (597, 33758045), (655, 30768783), (995, 20254827), (1965, 10256261), (2985, 6751609), (26069, 773085), (51539, 391035), (78207, 257695), (130345, 154617)]