19725048

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{5591}}^1$

素因数の和:5617

約数の個数: 72

約数和(自身を含む): 62155080

約数和(自身を除く): 42430032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 5591, 11182, 16773, 22364, 33546, 39137, 44728, 50319, 67092, 78274, 100638, 117411, 134184, 156548, 201276, 234822, 273959, 313096, 352233, 402552, 469644, 547918, 704466, 821877, 939288, 1095836, 1408932, 1643754, 2191672, 2465631, 2817864, 3287508, 4931262, 6575016, 9862524, 19725048]

約数ペア:

[(1, 19725048), (2, 9862524), (3, 6575016), (4, 4931262), (6, 3287508), (7, 2817864), (8, 2465631), (9, 2191672), (12, 1643754), (14, 1408932), (18, 1095836), (21, 939288), (24, 821877), (28, 704466), (36, 547918), (42, 469644), (49, 402552), (56, 352233), (63, 313096), (72, 273959), (84, 234822), (98, 201276), (126, 156548), (147, 134184), (168, 117411), (196, 100638), (252, 78274), (294, 67092), (392, 50319), (441, 44728), (504, 39137), (588, 33546), (882, 22364), (1176, 16773), (1764, 11182), (3528, 5591)]