20973425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1439}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 28926720

約数和(自身を除く): 7953295

約数列:

[1, 5, 11, 25, 53, 55, 265, 275, 583, 1325, 1439, 2915, 7195, 14575, 15829, 35975, 76267, 79145, 381335, 395725, 838937, 1906675, 4194685, 20973425]

約数ペア:

[(1, 20973425), (5, 4194685), (11, 1906675), (25, 838937), (53, 395725), (55, 381335), (265, 79145), (275, 76267), (583, 35975), (1325, 15829), (1439, 14575), (2915, 7195)]