18522465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 33367488

約数和(自身を除く): 14845023

約数列:

[1, 3, 5, 13, 15, 39, 43, 47, 65, 129, 141, 195, 215, 235, 559, 611, 645, 705, 1677, 1833, 2021, 2209, 2795, 3055, 6063, 6627, 8385, 9165, 10105, 11045, 26273, 28717, 30315, 33135, 78819, 86151, 94987, 131365, 143585, 284961, 394095, 430755, 474935, 1234831, 1424805, 3704493, 6174155, 18522465]

約数ペア:

[(1, 18522465), (3, 6174155), (5, 3704493), (13, 1424805), (15, 1234831), (39, 474935), (43, 430755), (47, 394095), (65, 284961), (129, 143585), (141, 131365), (195, 94987), (215, 86151), (235, 78819), (559, 33135), (611, 30315), (645, 28717), (705, 26273), (1677, 11045), (1833, 10105), (2021, 9165), (2209, 8385), (2795, 6627), (3055, 6063)]