20136479455876

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{91647761}}^1$

素因数の和:91647857

約数の個数: 72

約数和(自身を含む): 43880948445600

約数和(自身を除く): 23744468989724

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 59, 76, 98, 118, 133, 196, 236, 266, 413, 532, 826, 931, 1121, 1652, 1862, 2242, 2891, 3724, 4484, 5782, 7847, 11564, 15694, 31388, 54929, 109858, 219716, 91647761, 183295522, 366591044, 641534327, 1283068654, 1741307459, 2566137308, 3482614918, 4490740289, 5407217899, 6965229836, 8981480578, 10814435798, 12189152213, 17962961156, 21628871596, 24378304426, 37850525293, 48756608852, 75701050586, 85324065491, 102737140081, 151402101172, 170648130982, 205474280162, 264953677051, 341296261964, 410948560324, 529907354102, 719159980567, 1059814708204, 1438319961134, 2876639922268, 5034119863969, 10068239727938, 20136479455876]

約数ペア:

[(1, 20136479455876), (2, 10068239727938), (4, 5034119863969), (7, 2876639922268), (14, 1438319961134), (19, 1059814708204), (28, 719159980567), (38, 529907354102), (49, 410948560324), (59, 341296261964), (76, 264953677051), (98, 205474280162), (118, 170648130982), (133, 151402101172), (196, 102737140081), (236, 85324065491), (266, 75701050586), (413, 48756608852), (532, 37850525293), (826, 24378304426), (931, 21628871596), (1121, 17962961156), (1652, 12189152213), (1862, 10814435798), (2242, 8981480578), (2891, 6965229836), (3724, 5407217899), (4484, 4490740289), (5782, 3482614918), (7847, 2566137308), (11564, 1741307459), (15694, 1283068654), (31388, 641534327), (54929, 366591044), (109858, 183295522), (219716, 91647761)]