18452529

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 40

約数和(自身を含む): 29132928

約数和(自身を除く): 10680399

約数列:

[1, 3, 9, 27, 37, 47, 81, 111, 131, 141, 333, 393, 423, 999, 1179, 1269, 1739, 2997, 3537, 3807, 4847, 5217, 6157, 10611, 14541, 15651, 18471, 43623, 46953, 55413, 130869, 140859, 166239, 227809, 392607, 498717, 683427, 2050281, 6150843, 18452529]

約数ペア:

[(1, 18452529), (3, 6150843), (9, 2050281), (27, 683427), (37, 498717), (47, 392607), (81, 227809), (111, 166239), (131, 140859), (141, 130869), (333, 55413), (393, 46953), (423, 43623), (999, 18471), (1179, 15651), (1269, 14541), (1739, 10611), (2997, 6157), (3537, 5217), (3807, 4847)]