20859208029

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{10337}}^1$

素因数の和:10491

約数の個数: 72

約数和(自身を含む): 35391315960

約数和(自身を除く): 14532107931

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 109, 121, 153, 187, 327, 363, 561, 981, 1089, 1199, 1683, 1853, 2057, 3597, 5559, 6171, 10337, 10791, 13189, 16677, 18513, 20383, 31011, 39567, 61149, 93033, 113707, 118701, 175729, 183447, 224213, 341121, 527187, 672639, 1023363, 1126733, 1250777, 1581561, 1933019, 2017917, 3380199, 3752331, 5799057, 10140597, 11256993, 12394063, 17397171, 19154461, 21263209, 37182189, 57463383, 63789627, 111546567, 136334693, 172390149, 191368881, 210699071, 409004079, 632097213, 1227012237, 1896291639, 2317689781, 6953069343, 20859208029]

約数ペア:

[(1, 20859208029), (3, 6953069343), (9, 2317689781), (11, 1896291639), (17, 1227012237), (33, 632097213), (51, 409004079), (99, 210699071), (109, 191368881), (121, 172390149), (153, 136334693), (187, 111546567), (327, 63789627), (363, 57463383), (561, 37182189), (981, 21263209), (1089, 19154461), (1199, 17397171), (1683, 12394063), (1853, 11256993), (2057, 10140597), (3597, 5799057), (5559, 3752331), (6171, 3380199), (10337, 2017917), (10791, 1933019), (13189, 1581561), (16677, 1250777), (18513, 1126733), (20383, 1023363), (31011, 672639), (39567, 527187), (61149, 341121), (93033, 224213), (113707, 183447), (118701, 175729)]