18368960

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:573

約数の個数: 56

約数和(自身を含む): 44165520

約数和(自身を除く): 25796560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 160, 274, 320, 419, 548, 685, 838, 1096, 1370, 1676, 2095, 2192, 2740, 3352, 4190, 4384, 5480, 6704, 8380, 8768, 10960, 13408, 16760, 21920, 26816, 33520, 43840, 57403, 67040, 114806, 134080, 229612, 287015, 459224, 574030, 918448, 1148060, 1836896, 2296120, 3673792, 4592240, 9184480, 18368960]

約数ペア:

[(1, 18368960), (2, 9184480), (4, 4592240), (5, 3673792), (8, 2296120), (10, 1836896), (16, 1148060), (20, 918448), (32, 574030), (40, 459224), (64, 287015), (80, 229612), (137, 134080), (160, 114806), (274, 67040), (320, 57403), (419, 43840), (548, 33520), (685, 26816), (838, 21920), (1096, 16760), (1370, 13408), (1676, 10960), (2095, 8768), (2192, 8380), (2740, 6704), (3352, 5480), (4190, 4384)]