20045172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1879}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 53903360

約数和(自身を除く): 33858188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 127, 254, 381, 508, 762, 889, 1524, 1778, 1879, 2667, 3556, 3758, 5334, 5637, 7516, 10668, 11274, 13153, 22548, 26306, 39459, 52612, 78918, 157836, 238633, 477266, 715899, 954532, 1431798, 1670431, 2863596, 3340862, 5011293, 6681724, 10022586, 20045172]

約数ペア:

[(1, 20045172), (2, 10022586), (3, 6681724), (4, 5011293), (6, 3340862), (7, 2863596), (12, 1670431), (14, 1431798), (21, 954532), (28, 715899), (42, 477266), (84, 238633), (127, 157836), (254, 78918), (381, 52612), (508, 39459), (762, 26306), (889, 22548), (1524, 13153), (1778, 11274), (1879, 10668), (2667, 7516), (3556, 5637), (3758, 5334)]