20218745072

素因数分解:

$2^4\times {\mathrm{270073}}^1\times {\mathrm{4679}}^1$

素因数の和:274760

約数の個数: 20

約数和(自身を含む): 39182335920

約数和(自身を除く): 18963590848

約数列:

[1, 2, 4, 8, 16, 4679, 9358, 18716, 37432, 74864, 270073, 540146, 1080292, 2160584, 4321168, 1263671567, 2527343134, 5054686268, 10109372536, 20218745072]

約数ペア:

[(1, 20218745072), (2, 10109372536), (4, 5054686268), (8, 2527343134), (16, 1263671567), (4679, 4321168), (9358, 2160584), (18716, 1080292), (37432, 540146), (74864, 270073)]