19896088

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 18983912

約数列:

[1, 2, 4, 8, 29, 58, 116, 191, 232, 382, 449, 764, 898, 1528, 1796, 3592, 5539, 11078, 13021, 22156, 26042, 44312, 52084, 85759, 104168, 171518, 343036, 686072, 2487011, 4974022, 9948044, 19896088]

約数ペア:

[(1, 19896088), (2, 9948044), (4, 4974022), (8, 2487011), (29, 686072), (58, 343036), (116, 171518), (191, 104168), (232, 85759), (382, 52084), (449, 44312), (764, 26042), (898, 22156), (1528, 13021), (1796, 11078), (3592, 5539)]