638528096

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{486683}}^1$

素因数の和:486734

約数の個数: 24

約数和(自身を含む): 1287765864

約数和(自身を除く): 649237768

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 486683, 973366, 1946732, 3893464, 7786928, 15573856, 19954003, 39908006, 79816012, 159632024, 319264048, 638528096]

約数ペア:

[(1, 638528096), (2, 319264048), (4, 159632024), (8, 79816012), (16, 39908006), (32, 19954003), (41, 15573856), (82, 7786928), (164, 3893464), (328, 1946732), (656, 973366), (1312, 486683)]