20797384968

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{409}}^1\times {\mathrm{3167}}^1$

素因数の和:3811

約数の個数: 96

約数和(自身を含む): 56735078400

約数和(自身を除く): 35937693432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 409, 446, 669, 818, 892, 1227, 1338, 1636, 1784, 2007, 2454, 2676, 3167, 3272, 3681, 4014, 4908, 5352, 6334, 7362, 8028, 9501, 9816, 12668, 14724, 16056, 19002, 25336, 28503, 29448, 38004, 57006, 76008, 91207, 114012, 182414, 228024, 273621, 364828, 547242, 706241, 729656, 820863, 1094484, 1295303, 1412482, 1641726, 2118723, 2188968, 2590606, 2824964, 3283452, 3885909, 4237446, 5181212, 5649928, 6356169, 6566904, 7771818, 8474892, 10362424, 11657727, 12712338, 15543636, 16949784, 23315454, 25424676, 31087272, 46630908, 50849352, 93261816, 288852569, 577705138, 866557707, 1155410276, 1733115414, 2310820552, 2599673121, 3466230828, 5199346242, 6932461656, 10398692484, 20797384968]

約数ペア:

[(1, 20797384968), (2, 10398692484), (3, 6932461656), (4, 5199346242), (6, 3466230828), (8, 2599673121), (9, 2310820552), (12, 1733115414), (18, 1155410276), (24, 866557707), (36, 577705138), (72, 288852569), (223, 93261816), (409, 50849352), (446, 46630908), (669, 31087272), (818, 25424676), (892, 23315454), (1227, 16949784), (1338, 15543636), (1636, 12712338), (1784, 11657727), (2007, 10362424), (2454, 8474892), (2676, 7771818), (3167, 6566904), (3272, 6356169), (3681, 5649928), (4014, 5181212), (4908, 4237446), (5352, 3885909), (6334, 3283452), (7362, 2824964), (8028, 2590606), (9501, 2188968), (9816, 2118723), (12668, 1641726), (14724, 1412482), (16056, 1295303), (19002, 1094484), (25336, 820863), (28503, 729656), (29448, 706241), (38004, 547242), (57006, 364828), (76008, 273621), (91207, 228024), (114012, 182414)]