20228580687

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1\times {\mathrm{1907}}^1$

素因数の和:2668

約数の個数: 64

約数和(自身を含む): 33462595584

約数和(自身を除く): 13234014897

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 691, 731, 903, 1907, 2073, 2193, 4837, 5117, 5721, 11747, 13349, 14511, 15351, 29713, 32419, 35241, 40047, 82001, 82229, 89139, 97257, 207991, 226933, 246003, 246687, 505121, 574007, 623973, 680799, 1317737, 1394017, 1515363, 1722021, 3535847, 3953211, 4182051, 9224159, 9758119, 10607541, 22401529, 27672477, 29274357, 56662691, 67204587, 156810703, 169988073, 396638837, 470432109, 963265747, 1189916511, 2889797241, 6742860229, 20228580687]

約数ペア:

[(1, 20228580687), (3, 6742860229), (7, 2889797241), (17, 1189916511), (21, 963265747), (43, 470432109), (51, 396638837), (119, 169988073), (129, 156810703), (301, 67204587), (357, 56662691), (691, 29274357), (731, 27672477), (903, 22401529), (1907, 10607541), (2073, 9758119), (2193, 9224159), (4837, 4182051), (5117, 3953211), (5721, 3535847), (11747, 1722021), (13349, 1515363), (14511, 1394017), (15351, 1317737), (29713, 680799), (32419, 623973), (35241, 574007), (40047, 505121), (82001, 246687), (82229, 246003), (89139, 226933), (97257, 207991)]