20985018729

素因数分解:

$3^1\times {\mathrm{223}}^1\times {\mathrm{659}}^1\times {\mathrm{47599}}^1$

素因数の和:48484

約数の個数: 16

約数和(自身を含む): 28148736000

約数和(自身を除く): 7163717271

約数列:

[1, 3, 223, 659, 669, 1977, 47599, 142797, 146957, 440871, 10614577, 31367741, 31843731, 94103223, 6995006243, 20985018729]

約数ペア:

[(1, 20985018729), (3, 6995006243), (223, 94103223), (659, 31843731), (669, 31367741), (1977, 10614577), (47599, 440871), (142797, 146957)]