20433872

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{2539}}^1$

素因数の和:3050

約数の個数: 20

約数和(自身を含む): 39684960

約数和(自身を除く): 19251088

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 2539, 4024, 5078, 8048, 10156, 20312, 40624, 1277117, 2554234, 5108468, 10216936, 20433872]

約数ペア:

[(1, 20433872), (2, 10216936), (4, 5108468), (8, 2554234), (16, 1277117), (503, 40624), (1006, 20312), (2012, 10156), (2539, 8048), (4024, 5078)]