20933264

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1433}}^1$

素因数の和:1535

約数の個数: 40

約数和(自身を含む): 44809632

約数和(自身を除く): 23876368

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 166, 176, 332, 664, 913, 1328, 1433, 1826, 2866, 3652, 5732, 7304, 11464, 14608, 15763, 22928, 31526, 63052, 118939, 126104, 237878, 252208, 475756, 951512, 1308329, 1903024, 2616658, 5233316, 10466632, 20933264]

約数ペア:

[(1, 20933264), (2, 10466632), (4, 5233316), (8, 2616658), (11, 1903024), (16, 1308329), (22, 951512), (44, 475756), (83, 252208), (88, 237878), (166, 126104), (176, 118939), (332, 63052), (664, 31526), (913, 22928), (1328, 15763), (1433, 14608), (1826, 11464), (2866, 7304), (3652, 5732)]