18655450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 38327904

約数和(自身を除く): 19672454

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 107, 110, 214, 275, 317, 535, 550, 634, 1070, 1177, 1585, 2354, 2675, 3170, 3487, 5350, 5885, 6974, 7925, 11770, 15850, 17435, 29425, 33919, 34870, 58850, 67838, 87175, 169595, 174350, 339190, 373109, 746218, 847975, 1695950, 1865545, 3731090, 9327725, 18655450]

約数ペア:

[(1, 18655450), (2, 9327725), (5, 3731090), (10, 1865545), (11, 1695950), (22, 847975), (25, 746218), (50, 373109), (55, 339190), (107, 174350), (110, 169595), (214, 87175), (275, 67838), (317, 58850), (535, 34870), (550, 33919), (634, 29425), (1070, 17435), (1177, 15850), (1585, 11770), (2354, 7925), (2675, 6974), (3170, 5885), (3487, 5350)]