18831852

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 56349216

約数和(自身を除く): 37517364

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 34, 36, 39, 51, 52, 54, 68, 78, 81, 102, 108, 117, 153, 156, 162, 204, 221, 234, 263, 306, 324, 351, 442, 459, 468, 526, 612, 663, 702, 789, 884, 918, 1052, 1053, 1326, 1377, 1404, 1578, 1836, 1989, 2106, 2367, 2652, 2754, 3156, 3419, 3978, 4212, 4471, 4734, 5508, 5967, 6838, 7101, 7956, 8942, 9468, 10257, 11934, 13413, 13676, 14202, 17884, 17901, 20514, 21303, 23868, 26826, 28404, 30771, 35802, 40239, 41028, 42606, 53652, 58123, 61542, 71604, 80478, 85212, 92313, 116246, 120717, 123084, 160956, 174369, 184626, 232492, 241434, 276939, 348738, 362151, 369252, 482868, 523107, 553878, 697476, 724302, 1046214, 1107756, 1448604, 1569321, 2092428, 3138642, 4707963, 6277284, 9415926, 18831852]

約数ペア:

[(1, 18831852), (2, 9415926), (3, 6277284), (4, 4707963), (6, 3138642), (9, 2092428), (12, 1569321), (13, 1448604), (17, 1107756), (18, 1046214), (26, 724302), (27, 697476), (34, 553878), (36, 523107), (39, 482868), (51, 369252), (52, 362151), (54, 348738), (68, 276939), (78, 241434), (81, 232492), (102, 184626), (108, 174369), (117, 160956), (153, 123084), (156, 120717), (162, 116246), (204, 92313), (221, 85212), (234, 80478), (263, 71604), (306, 61542), (324, 58123), (351, 53652), (442, 42606), (459, 41028), (468, 40239), (526, 35802), (612, 30771), (663, 28404), (702, 26826), (789, 23868), (884, 21303), (918, 20514), (1052, 17901), (1053, 17884), (1326, 14202), (1377, 13676), (1404, 13413), (1578, 11934), (1836, 10257), (1989, 9468), (2106, 8942), (2367, 7956), (2652, 7101), (2754, 6838), (3156, 5967), (3419, 5508), (3978, 4734), (4212, 4471)]