20954824

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1049}}^1$

素因数の和:1293

約数の個数: 32

約数和(自身を含む): 43092000

約数和(自身を除く): 22137176

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 227, 454, 908, 1049, 1816, 2098, 2497, 4196, 4994, 8392, 9988, 11539, 19976, 23078, 46156, 92312, 238123, 476246, 952492, 1904984, 2619353, 5238706, 10477412, 20954824]

約数ペア:

[(1, 20954824), (2, 10477412), (4, 5238706), (8, 2619353), (11, 1904984), (22, 952492), (44, 476246), (88, 238123), (227, 92312), (454, 46156), (908, 23078), (1049, 19976), (1816, 11539), (2098, 9988), (2497, 8392), (4196, 4994)]