20545101

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{599}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 30825600

約数和(自身を除く): 10280499

約数列:

[1, 3, 9, 37, 103, 111, 309, 333, 599, 927, 1797, 3811, 5391, 11433, 22163, 34299, 61697, 66489, 185091, 199467, 555273, 2282789, 6848367, 20545101]

約数ペア:

[(1, 20545101), (3, 6848367), (9, 2282789), (37, 555273), (103, 199467), (111, 185091), (309, 66489), (333, 61697), (599, 34299), (927, 22163), (1797, 11433), (3811, 5391)]