18206050

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 35435232

約数和(自身を除く): 17229182

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 83, 107, 166, 205, 214, 410, 415, 535, 830, 1025, 1070, 2050, 2075, 2675, 3403, 4150, 4387, 5350, 6806, 8774, 8881, 17015, 17762, 21935, 34030, 43870, 44405, 85075, 88810, 109675, 170150, 219350, 222025, 364121, 444050, 728242, 1820605, 3641210, 9103025, 18206050]

約数ペア:

[(1, 18206050), (2, 9103025), (5, 3641210), (10, 1820605), (25, 728242), (41, 444050), (50, 364121), (82, 222025), (83, 219350), (107, 170150), (166, 109675), (205, 88810), (214, 85075), (410, 44405), (415, 43870), (535, 34030), (830, 21935), (1025, 17762), (1070, 17015), (2050, 8881), (2075, 8774), (2675, 6806), (3403, 5350), (4150, 4387)]