20186624

素因数分解:

$2^9\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:550

約数の個数: 40

約数和(自身を含む): 40879080

約数和(自身を除く): 20692456

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 443, 512, 712, 886, 1424, 1772, 2848, 3544, 5696, 7088, 11392, 14176, 22784, 28352, 39427, 45568, 56704, 78854, 113408, 157708, 226816, 315416, 630832, 1261664, 2523328, 5046656, 10093312, 20186624]

約数ペア:

[(1, 20186624), (2, 10093312), (4, 5046656), (8, 2523328), (16, 1261664), (32, 630832), (64, 315416), (89, 226816), (128, 157708), (178, 113408), (256, 78854), (356, 56704), (443, 45568), (512, 39427), (712, 28352), (886, 22784), (1424, 14176), (1772, 11392), (2848, 7088), (3544, 5696)]