20485552

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17539}}^1$

素因数の和:17620

約数の個数: 20

約数和(自身を含む): 40236760

約数和(自身を除く): 19751208

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17539, 35078, 70156, 140312, 280624, 1280347, 2560694, 5121388, 10242776, 20485552]

約数ペア:

[(1, 20485552), (2, 10242776), (4, 5121388), (8, 2560694), (16, 1280347), (73, 280624), (146, 140312), (292, 70156), (584, 35078), (1168, 17539)]