19659472

素因数分解:

$2^4\times 7^1\times {\mathrm{257}}^1\times {\mathrm{683}}^1$

素因数の和:955

約数の個数: 40

約数和(自身を含む): 43765056

約数和(自身を除く): 24105584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 257, 514, 683, 1028, 1366, 1799, 2056, 2732, 3598, 4112, 4781, 5464, 7196, 9562, 10928, 14392, 19124, 28784, 38248, 76496, 175531, 351062, 702124, 1228717, 1404248, 2457434, 2808496, 4914868, 9829736, 19659472]

約数ペア:

[(1, 19659472), (2, 9829736), (4, 4914868), (7, 2808496), (8, 2457434), (14, 1404248), (16, 1228717), (28, 702124), (56, 351062), (112, 175531), (257, 76496), (514, 38248), (683, 28784), (1028, 19124), (1366, 14392), (1799, 10928), (2056, 9562), (2732, 7196), (3598, 5464), (4112, 4781)]