19614005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 26373600

約数和(自身を除く): 6759595

約数列:

[1, 5, 17, 29, 73, 85, 109, 145, 365, 493, 545, 1241, 1853, 2117, 2465, 3161, 6205, 7957, 9265, 10585, 15805, 35989, 39785, 53737, 135269, 179945, 230753, 268685, 676345, 1153765, 3922801, 19614005]

約数ペア:

[(1, 19614005), (5, 3922801), (17, 1153765), (29, 676345), (73, 268685), (85, 230753), (109, 179945), (145, 135269), (365, 53737), (493, 39785), (545, 35989), (1241, 15805), (1853, 10585), (2117, 9265), (2465, 7957), (3161, 6205)]