19242775

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 24935904

約数和(自身を除く): 5693129

約数列:

[1, 5, 25, 37, 71, 185, 293, 355, 925, 1465, 1775, 2627, 7325, 10841, 13135, 20803, 54205, 65675, 104015, 271025, 520075, 769711, 3848555, 19242775]

約数ペア:

[(1, 19242775), (5, 3848555), (25, 769711), (37, 520075), (71, 271025), (185, 104015), (293, 65675), (355, 54205), (925, 20803), (1465, 13135), (1775, 10841), (2627, 7325)]