13778648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{367}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 29443680

約数和(自身を除く): 15665032

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 361, 367, 494, 722, 734, 988, 1444, 1468, 1976, 2888, 2936, 4693, 4771, 6973, 9386, 9542, 13946, 18772, 19084, 27892, 37544, 38168, 55784, 90649, 132487, 181298, 264974, 362596, 529948, 725192, 1059896, 1722331, 3444662, 6889324, 13778648]

約数ペア:

[(1, 13778648), (2, 6889324), (4, 3444662), (8, 1722331), (13, 1059896), (19, 725192), (26, 529948), (38, 362596), (52, 264974), (76, 181298), (104, 132487), (152, 90649), (247, 55784), (361, 38168), (367, 37544), (494, 27892), (722, 19084), (734, 18772), (988, 13946), (1444, 9542), (1468, 9386), (1976, 6973), (2888, 4771), (2936, 4693)]