20199338316

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{643}}^1\times {\mathrm{6871}}^1$

素因数の和:7651

約数の個数: 72

約数和(自身を含む): 51549016064

約数和(自身を除く): 31349677748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 508, 643, 762, 1143, 1286, 1524, 1929, 2286, 2572, 3858, 4572, 5787, 6871, 7716, 11574, 13742, 20613, 23148, 27484, 41226, 61839, 81661, 82452, 123678, 163322, 244983, 247356, 326644, 489966, 734949, 872617, 979932, 1469898, 1745234, 2617851, 2939796, 3490468, 4418053, 5235702, 7853553, 8836106, 10471404, 13254159, 15707106, 17672212, 26508318, 31414212, 39762477, 53016636, 79524954, 159049908, 561092731, 1122185462, 1683278193, 2244370924, 3366556386, 5049834579, 6733112772, 10099669158, 20199338316]

約数ペア:

[(1, 20199338316), (2, 10099669158), (3, 6733112772), (4, 5049834579), (6, 3366556386), (9, 2244370924), (12, 1683278193), (18, 1122185462), (36, 561092731), (127, 159049908), (254, 79524954), (381, 53016636), (508, 39762477), (643, 31414212), (762, 26508318), (1143, 17672212), (1286, 15707106), (1524, 13254159), (1929, 10471404), (2286, 8836106), (2572, 7853553), (3858, 5235702), (4572, 4418053), (5787, 3490468), (6871, 2939796), (7716, 2617851), (11574, 1745234), (13742, 1469898), (20613, 979932), (23148, 872617), (27484, 734949), (41226, 489966), (61839, 326644), (81661, 247356), (82452, 244983), (123678, 163322)]