18220728

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{18517}}^1$

素因数の和:18567

約数の個数: 32

約数和(自身を含む): 46665360

約数和(自身を除く): 28444632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 18517, 37034, 55551, 74068, 111102, 148136, 222204, 444408, 759197, 1518394, 2277591, 3036788, 4555182, 6073576, 9110364, 18220728]

約数ペア:

[(1, 18220728), (2, 9110364), (3, 6073576), (4, 4555182), (6, 3036788), (8, 2277591), (12, 1518394), (24, 759197), (41, 444408), (82, 222204), (123, 148136), (164, 111102), (246, 74068), (328, 55551), (492, 37034), (984, 18517)]