20286558

素因数分解:

$2^1\times 3^3\times {\mathrm{107}}^1\times {\mathrm{3511}}^1$

素因数の和:3629

約数の個数: 32

約数和(自身を含む): 45515520

約数和(自身を除く): 25228962

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 107, 214, 321, 642, 963, 1926, 2889, 3511, 5778, 7022, 10533, 21066, 31599, 63198, 94797, 189594, 375677, 751354, 1127031, 2254062, 3381093, 6762186, 10143279, 20286558]

約数ペア:

[(1, 20286558), (2, 10143279), (3, 6762186), (6, 3381093), (9, 2254062), (18, 1127031), (27, 751354), (54, 375677), (107, 189594), (214, 94797), (321, 63198), (642, 31599), (963, 21066), (1926, 10533), (2889, 7022), (3511, 5778)]