19211616

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{1627}}^1$

素因数の和:1684

約数の個数: 72

約数和(自身を含む): 55999944

約数和(自身を除く): 36788328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1627, 1968, 2952, 3254, 3936, 4881, 5904, 6508, 9762, 11808, 13016, 14643, 19524, 26032, 29286, 39048, 52064, 58572, 66707, 78096, 117144, 133414, 156192, 200121, 234288, 266828, 400242, 468576, 533656, 600363, 800484, 1067312, 1200726, 1600968, 2134624, 2401452, 3201936, 4802904, 6403872, 9605808, 19211616]

約数ペア:

[(1, 19211616), (2, 9605808), (3, 6403872), (4, 4802904), (6, 3201936), (8, 2401452), (9, 2134624), (12, 1600968), (16, 1200726), (18, 1067312), (24, 800484), (32, 600363), (36, 533656), (41, 468576), (48, 400242), (72, 266828), (82, 234288), (96, 200121), (123, 156192), (144, 133414), (164, 117144), (246, 78096), (288, 66707), (328, 58572), (369, 52064), (492, 39048), (656, 29286), (738, 26032), (984, 19524), (1312, 14643), (1476, 13016), (1627, 11808), (1968, 9762), (2952, 6508), (3254, 5904), (3936, 4881)]