19884592

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1951}}^1$

素因数の和:1986

約数の個数: 60

約数和(自身を含む): 48288576

約数和(自身を除く): 28403984

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 1951, 2548, 3902, 5096, 7804, 10192, 13657, 15608, 25363, 27314, 31216, 50726, 54628, 95599, 101452, 109256, 177541, 191198, 202904, 218512, 355082, 382396, 405808, 710164, 764792, 1242787, 1420328, 1529584, 2485574, 2840656, 4971148, 9942296, 19884592]

約数ペア:

[(1, 19884592), (2, 9942296), (4, 4971148), (7, 2840656), (8, 2485574), (13, 1529584), (14, 1420328), (16, 1242787), (26, 764792), (28, 710164), (49, 405808), (52, 382396), (56, 355082), (91, 218512), (98, 202904), (104, 191198), (112, 177541), (182, 109256), (196, 101452), (208, 95599), (364, 54628), (392, 50726), (637, 31216), (728, 27314), (784, 25363), (1274, 15608), (1456, 13657), (1951, 10192), (2548, 7804), (3902, 5096)]