20792316531

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{6143}}^1$

素因数の和:6688

約数の個数: 64

約数和(自身を含む): 35389440000

約数和(自身を除く): 14597123469

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 499, 969, 1497, 2261, 3493, 6143, 6783, 8483, 9481, 10479, 18429, 25449, 28443, 43001, 59381, 66367, 104431, 116717, 129003, 161177, 178143, 199101, 313293, 350151, 483531, 731017, 817019, 1128239, 1984189, 2193051, 2451057, 3065357, 3384717, 5952567, 9196071, 13889323, 21457499, 41667969, 52111069, 58241783, 64372497, 156333207, 174725349, 364777483, 407692481, 990110311, 1094332449, 1223077443, 2970330933, 6930772177, 20792316531]

約数ペア:

[(1, 20792316531), (3, 6930772177), (7, 2970330933), (17, 1223077443), (19, 1094332449), (21, 990110311), (51, 407692481), (57, 364777483), (119, 174725349), (133, 156333207), (323, 64372497), (357, 58241783), (399, 52111069), (499, 41667969), (969, 21457499), (1497, 13889323), (2261, 9196071), (3493, 5952567), (6143, 3384717), (6783, 3065357), (8483, 2451057), (9481, 2193051), (10479, 1984189), (18429, 1128239), (25449, 817019), (28443, 731017), (43001, 483531), (59381, 350151), (66367, 313293), (104431, 199101), (116717, 178143), (129003, 161177)]