20043756

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 53333280

約数和(自身を除く): 33289524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 73, 87, 116, 146, 174, 219, 261, 263, 292, 348, 438, 522, 526, 657, 789, 876, 1044, 1052, 1314, 1578, 2117, 2367, 2628, 3156, 4234, 4734, 6351, 7627, 8468, 9468, 12702, 15254, 19053, 19199, 22881, 25404, 30508, 38106, 38398, 45762, 57597, 68643, 76212, 76796, 91524, 115194, 137286, 172791, 230388, 274572, 345582, 556771, 691164, 1113542, 1670313, 2227084, 3340626, 5010939, 6681252, 10021878, 20043756]

約数ペア:

[(1, 20043756), (2, 10021878), (3, 6681252), (4, 5010939), (6, 3340626), (9, 2227084), (12, 1670313), (18, 1113542), (29, 691164), (36, 556771), (58, 345582), (73, 274572), (87, 230388), (116, 172791), (146, 137286), (174, 115194), (219, 91524), (261, 76796), (263, 76212), (292, 68643), (348, 57597), (438, 45762), (522, 38398), (526, 38106), (657, 30508), (789, 25404), (876, 22881), (1044, 19199), (1052, 19053), (1314, 15254), (1578, 12702), (2117, 9468), (2367, 8468), (2628, 7627), (3156, 6351), (4234, 4734)]