20538202

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{4783}}^1$

素因数の和:4917

約数の個数: 16

約数和(自身を含む): 32722560

約数和(自身を除く): 12184358

約数列:

[1, 2, 19, 38, 113, 226, 2147, 4294, 4783, 9566, 90877, 181754, 540479, 1080958, 10269101, 20538202]

約数ペア:

[(1, 20538202), (2, 10269101), (19, 1080958), (38, 540479), (113, 181754), (226, 90877), (2147, 9566), (4294, 4783)]