18491733

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1033}}^1$

素因数の和:1075

約数の個数: 40

約数和(自身を含む): 31528728

約数和(自身を除く): 13036995

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 1033, 1053, 1377, 1989, 3099, 5967, 9297, 13429, 17561, 17901, 27891, 40287, 52683, 83673, 120861, 158049, 228293, 362583, 474147, 684879, 1087749, 1422441, 2054637, 6163911, 18491733]

約数ペア:

[(1, 18491733), (3, 6163911), (9, 2054637), (13, 1422441), (17, 1087749), (27, 684879), (39, 474147), (51, 362583), (81, 228293), (117, 158049), (153, 120861), (221, 83673), (351, 52683), (459, 40287), (663, 27891), (1033, 17901), (1053, 17561), (1377, 13429), (1989, 9297), (3099, 5967)]