18542439

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:341

約数の個数: 40

約数和(自身を含む): 29795040

約数和(自身を除く): 11252601

約数列:

[1, 3, 9, 23, 27, 37, 69, 81, 111, 207, 269, 333, 621, 807, 851, 999, 1863, 2421, 2553, 2997, 6187, 7263, 7659, 9953, 18561, 21789, 22977, 29859, 55683, 68931, 89577, 167049, 228919, 268731, 501147, 686757, 806193, 2060271, 6180813, 18542439]

約数ペア:

[(1, 18542439), (3, 6180813), (9, 2060271), (23, 806193), (27, 686757), (37, 501147), (69, 268731), (81, 228919), (111, 167049), (207, 89577), (269, 68931), (333, 55683), (621, 29859), (807, 22977), (851, 21789), (999, 18561), (1863, 9953), (2421, 7659), (2553, 7263), (2997, 6187)]