20201498972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2740301}}^1$

素因数の和:2740421

約数の個数: 24

約数和(自身を含む): 37596943440

約数和(自身を除く): 17395444468

約数列:

[1, 2, 4, 19, 38, 76, 97, 194, 388, 1843, 3686, 7372, 2740301, 5480602, 10961204, 52065719, 104131438, 208262876, 265809197, 531618394, 1063236788, 5050374743, 10100749486, 20201498972]

約数ペア:

[(1, 20201498972), (2, 10100749486), (4, 5050374743), (19, 1063236788), (38, 531618394), (76, 265809197), (97, 208262876), (194, 104131438), (388, 52065719), (1843, 10961204), (3686, 5480602), (7372, 2740301)]