18647982

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{2677}}^1$

素因数の和:2734

約数の個数: 40

約数和(自身を含む): 42773016

約数和(自身を除く): 24125034

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 162, 258, 387, 774, 1161, 2322, 2677, 3483, 5354, 6966, 8031, 16062, 24093, 48186, 72279, 115111, 144558, 216837, 230222, 345333, 433674, 690666, 1035999, 2071998, 3107997, 6215994, 9323991, 18647982]

約数ペア:

[(1, 18647982), (2, 9323991), (3, 6215994), (6, 3107997), (9, 2071998), (18, 1035999), (27, 690666), (43, 433674), (54, 345333), (81, 230222), (86, 216837), (129, 144558), (162, 115111), (258, 72279), (387, 48186), (774, 24093), (1161, 16062), (2322, 8031), (2677, 6966), (3483, 5354)]