205121416

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{3889}}^1$

素因数の和:4261

約数の個数: 32

約数和(自身を含む): 406116000

約数和(自身を除く): 200994584

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 347, 694, 1388, 2776, 3889, 6593, 7778, 13186, 15556, 26372, 31112, 52744, 73891, 147782, 295564, 591128, 1349483, 2698966, 5397932, 10795864, 25640177, 51280354, 102560708, 205121416]

約数ペア:

[(1, 205121416), (2, 102560708), (4, 51280354), (8, 25640177), (19, 10795864), (38, 5397932), (76, 2698966), (152, 1349483), (347, 591128), (694, 295564), (1388, 147782), (2776, 73891), (3889, 52744), (6593, 31112), (7778, 26372), (13186, 15556)]