18608049

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 40

約数和(自身を含む): 29795040

約数和(自身を除く): 11186991

約数列:

[1, 3, 9, 19, 27, 57, 81, 107, 113, 171, 321, 339, 513, 963, 1017, 1539, 2033, 2147, 2889, 3051, 6099, 6441, 8667, 9153, 12091, 18297, 19323, 36273, 54891, 57969, 108819, 164673, 173907, 229729, 326457, 689187, 979371, 2067561, 6202683, 18608049]

約数ペア:

[(1, 18608049), (3, 6202683), (9, 2067561), (19, 979371), (27, 689187), (57, 326457), (81, 229729), (107, 173907), (113, 164673), (171, 108819), (321, 57969), (339, 54891), (513, 36273), (963, 19323), (1017, 18297), (1539, 12091), (2033, 9153), (2147, 8667), (2889, 6441), (3051, 6099)]