20946544

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{15773}}^1$

素因数の和:15864

約数の個数: 20

約数和(自身を含む): 41075496

約数和(自身を除く): 20128952

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 15773, 31546, 63092, 126184, 252368, 1309159, 2618318, 5236636, 10473272, 20946544]

約数ペア:

[(1, 20946544), (2, 10473272), (4, 5236636), (8, 2618318), (16, 1309159), (83, 252368), (166, 126184), (332, 63092), (664, 31546), (1328, 15773)]