20013856

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{10253}}^1$

素因数の和:10324

約数の個数: 24

約数和(自身を含む): 40052124

約数和(自身を除く): 20038268

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 10253, 20506, 41012, 82024, 164048, 328096, 625433, 1250866, 2501732, 5003464, 10006928, 20013856]

約数ペア:

[(1, 20013856), (2, 10006928), (4, 5003464), (8, 2501732), (16, 1250866), (32, 625433), (61, 328096), (122, 164048), (244, 82024), (488, 41012), (976, 20506), (1952, 10253)]