20210858308

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{515741}}^1$

素因数の和:515943

約数の個数: 24

約数和(自身を含む): 36087499224

約数和(自身を除く): 15876640916

約数列:

[1, 2, 4, 97, 101, 194, 202, 388, 404, 9797, 19594, 39188, 515741, 1031482, 2062964, 50026877, 52089841, 100053754, 104179682, 200107508, 208359364, 5052714577, 10105429154, 20210858308]

約数ペア:

[(1, 20210858308), (2, 10105429154), (4, 5052714577), (97, 208359364), (101, 200107508), (194, 104179682), (202, 100053754), (388, 52089841), (404, 50026877), (9797, 2062964), (19594, 1031482), (39188, 515741)]