18604728

素因数分解:

$2^3\times 3^4\times {\mathrm{28711}}^1$

素因数の和:28729

約数の個数: 40

約数和(自身を含む): 52112280

約数和(自身を除く): 33507552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 28711, 57422, 86133, 114844, 172266, 229688, 258399, 344532, 516798, 689064, 775197, 1033596, 1550394, 2067192, 2325591, 3100788, 4651182, 6201576, 9302364, 18604728]

約数ペア:

[(1, 18604728), (2, 9302364), (3, 6201576), (4, 4651182), (6, 3100788), (8, 2325591), (9, 2067192), (12, 1550394), (18, 1033596), (24, 775197), (27, 689064), (36, 516798), (54, 344532), (72, 258399), (81, 229688), (108, 172266), (162, 114844), (216, 86133), (324, 57422), (648, 28711)]