19259296

素因数分解:

$2^5\times 7^1\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 43739136

約数和(自身を除く): 24479840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 127, 224, 254, 508, 677, 889, 1016, 1354, 1778, 2032, 2708, 3556, 4064, 4739, 5416, 7112, 9478, 10832, 14224, 18956, 21664, 28448, 37912, 75824, 85979, 151648, 171958, 343916, 601853, 687832, 1203706, 1375664, 2407412, 2751328, 4814824, 9629648, 19259296]

約数ペア:

[(1, 19259296), (2, 9629648), (4, 4814824), (7, 2751328), (8, 2407412), (14, 1375664), (16, 1203706), (28, 687832), (32, 601853), (56, 343916), (112, 171958), (127, 151648), (224, 85979), (254, 75824), (508, 37912), (677, 28448), (889, 21664), (1016, 18956), (1354, 14224), (1778, 10832), (2032, 9478), (2708, 7112), (3556, 5416), (4064, 4739)]