19429450

素因数分解:

$2^1\times 5^2\times {\mathrm{523}}^1\times {\mathrm{743}}^1$

素因数の和:1278

約数の個数: 24

約数和(自身を含む): 36256608

約数和(自身を除く): 16827158

約数列:

[1, 2, 5, 10, 25, 50, 523, 743, 1046, 1486, 2615, 3715, 5230, 7430, 13075, 18575, 26150, 37150, 388589, 777178, 1942945, 3885890, 9714725, 19429450]

約数ペア:

[(1, 19429450), (2, 9714725), (5, 3885890), (10, 1942945), (25, 777178), (50, 388589), (523, 37150), (743, 26150), (1046, 18575), (1486, 13075), (2615, 7430), (3715, 5230)]