13216856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{977}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 26406000

約数和(自身を除く): 13189144

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 977, 1691, 1954, 3382, 3908, 6764, 7816, 13528, 18563, 37126, 74252, 86953, 148504, 173906, 347812, 695624, 1652107, 3304214, 6608428, 13216856]

約数ペア:

[(1, 13216856), (2, 6608428), (4, 3304214), (8, 1652107), (19, 695624), (38, 347812), (76, 173906), (89, 148504), (152, 86953), (178, 74252), (356, 37126), (712, 18563), (977, 13528), (1691, 7816), (1954, 6764), (3382, 3908)]