15889928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{977}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 31687200

約数和(自身を除く): 15797272

約数列:

[1, 2, 4, 8, 19, 38, 76, 107, 152, 214, 428, 856, 977, 1954, 2033, 3908, 4066, 7816, 8132, 16264, 18563, 37126, 74252, 104539, 148504, 209078, 418156, 836312, 1986241, 3972482, 7944964, 15889928]

約数ペア:

[(1, 15889928), (2, 7944964), (4, 3972482), (8, 1986241), (19, 836312), (38, 418156), (76, 209078), (107, 148504), (152, 104539), (214, 74252), (428, 37126), (856, 18563), (977, 16264), (1954, 8132), (2033, 7816), (3908, 4066)]