19925565568

素因数分解:

$2^7\times {\mathrm{155668481}}^1$

素因数の和:155668495

約数の個数: 16

約数和(自身を含む): 39695462910

約数和(自身を除く): 19769897342

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 155668481, 311336962, 622673924, 1245347848, 2490695696, 4981391392, 9962782784, 19925565568]

約数ペア:

[(1, 19925565568), (2, 9962782784), (4, 4981391392), (8, 2490695696), (16, 1245347848), (32, 622673924), (64, 311336962), (128, 155668481)]