19762288

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:319

約数の個数: 80

約数和(自身を含む): 48260800

約数和(自身を除く): 28498512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 277, 343, 364, 392, 554, 637, 686, 728, 784, 1108, 1274, 1372, 1456, 1939, 2216, 2548, 2744, 3601, 3878, 4432, 4459, 5096, 5488, 7202, 7756, 8918, 10192, 13573, 14404, 15512, 17836, 25207, 27146, 28808, 31024, 35672, 50414, 54292, 57616, 71344, 95011, 100828, 108584, 176449, 190022, 201656, 217168, 352898, 380044, 403312, 705796, 760088, 1235143, 1411592, 1520176, 2470286, 2823184, 4940572, 9881144, 19762288]

約数ペア:

[(1, 19762288), (2, 9881144), (4, 4940572), (7, 2823184), (8, 2470286), (13, 1520176), (14, 1411592), (16, 1235143), (26, 760088), (28, 705796), (49, 403312), (52, 380044), (56, 352898), (91, 217168), (98, 201656), (104, 190022), (112, 176449), (182, 108584), (196, 100828), (208, 95011), (277, 71344), (343, 57616), (364, 54292), (392, 50414), (554, 35672), (637, 31024), (686, 28808), (728, 27146), (784, 25207), (1108, 17836), (1274, 15512), (1372, 14404), (1456, 13573), (1939, 10192), (2216, 8918), (2548, 7756), (2744, 7202), (3601, 5488), (3878, 5096), (4432, 4459)]