20405728863

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{3851}}^1\times {\mathrm{45289}}^1$

素因数の和:49159

約数の個数: 24

約数和(自身を含む): 31751188560

約数和(自身を除く): 11345459697

約数列:

[1, 3, 9, 13, 39, 117, 3851, 11553, 34659, 45289, 50063, 135867, 150189, 407601, 450567, 588757, 1766271, 5298813, 174407939, 523223817, 1569671451, 2267303207, 6801909621, 20405728863]

約数ペア:

[(1, 20405728863), (3, 6801909621), (9, 2267303207), (13, 1569671451), (39, 523223817), (117, 174407939), (3851, 5298813), (11553, 1766271), (34659, 588757), (45289, 450567), (50063, 407601), (135867, 150189)]