20789436

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1009}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 51922080

約数和(自身を除く): 31132644

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 101, 102, 202, 204, 303, 404, 606, 1009, 1212, 1717, 2018, 3027, 3434, 4036, 5151, 6054, 6868, 10302, 12108, 17153, 20604, 34306, 51459, 68612, 101909, 102918, 203818, 205836, 305727, 407636, 611454, 1222908, 1732453, 3464906, 5197359, 6929812, 10394718, 20789436]

約数ペア:

[(1, 20789436), (2, 10394718), (3, 6929812), (4, 5197359), (6, 3464906), (12, 1732453), (17, 1222908), (34, 611454), (51, 407636), (68, 305727), (101, 205836), (102, 203818), (202, 102918), (204, 101909), (303, 68612), (404, 51459), (606, 34306), (1009, 20604), (1212, 17153), (1717, 12108), (2018, 10302), (3027, 6868), (3434, 6054), (4036, 5151)]