18113193

素因数分解:

$3^3\times 7^2\times {\mathrm{13691}}^1$

素因数の和:13714

約数の個数: 24

約数和(自身を含む): 31217760

約数和(自身を除く): 13104567

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 13691, 41073, 95837, 123219, 287511, 369657, 670859, 862533, 2012577, 2587599, 6037731, 18113193]

約数ペア:

[(1, 18113193), (3, 6037731), (7, 2587599), (9, 2012577), (21, 862533), (27, 670859), (49, 369657), (63, 287511), (147, 123219), (189, 95837), (441, 41073), (1323, 13691)]