20565197145

素因数分解:

$3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2049347}}^1$

素因数の和:2049581

約数の個数: 24

約数和(自身を含む): 35806208256

約数和(自身を除く): 15241011111

約数列:

[1, 3, 5, 9, 15, 45, 223, 669, 1115, 2007, 3345, 10035, 2049347, 6148041, 10246735, 18444123, 30740205, 92220615, 457004381, 1371013143, 2285021905, 4113039429, 6855065715, 20565197145]

約数ペア:

[(1, 20565197145), (3, 6855065715), (5, 4113039429), (9, 2285021905), (15, 1371013143), (45, 457004381), (223, 92220615), (669, 30740205), (1115, 18444123), (2007, 10246735), (3345, 6148041), (10035, 2049347)]