20354815872

素因数分解:

$2^7\times 3^2\times {\mathrm{331}}^1\times {\mathrm{53381}}^1$

素因数の和:53732

約数の個数: 96

約数和(自身を含む): 58751161560

約数和(自身を除く): 38396345688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 331, 384, 576, 662, 993, 1152, 1324, 1986, 2648, 2979, 3972, 5296, 5958, 7944, 10592, 11916, 15888, 21184, 23832, 31776, 42368, 47664, 53381, 63552, 95328, 106762, 127104, 160143, 190656, 213524, 320286, 381312, 427048, 480429, 640572, 854096, 960858, 1281144, 1708192, 1921716, 2562288, 3416384, 3843432, 5124576, 6832768, 7686864, 10249152, 15373728, 17669111, 20498304, 30747456, 35338222, 53007333, 61494912, 70676444, 106014666, 141352888, 159021999, 212029332, 282705776, 318043998, 424058664, 565411552, 636087996, 848117328, 1130823104, 1272175992, 1696234656, 2261646208, 2544351984, 3392469312, 5088703968, 6784938624, 10177407936, 20354815872]

約数ペア:

[(1, 20354815872), (2, 10177407936), (3, 6784938624), (4, 5088703968), (6, 3392469312), (8, 2544351984), (9, 2261646208), (12, 1696234656), (16, 1272175992), (18, 1130823104), (24, 848117328), (32, 636087996), (36, 565411552), (48, 424058664), (64, 318043998), (72, 282705776), (96, 212029332), (128, 159021999), (144, 141352888), (192, 106014666), (288, 70676444), (331, 61494912), (384, 53007333), (576, 35338222), (662, 30747456), (993, 20498304), (1152, 17669111), (1324, 15373728), (1986, 10249152), (2648, 7686864), (2979, 6832768), (3972, 5124576), (5296, 3843432), (5958, 3416384), (7944, 2562288), (10592, 1921716), (11916, 1708192), (15888, 1281144), (21184, 960858), (23832, 854096), (31776, 640572), (42368, 480429), (47664, 427048), (53381, 381312), (63552, 320286), (95328, 213524), (106762, 190656), (127104, 160143)]