19886272

素因数分解:

$2^6\times 7^1\times {\mathrm{44389}}^1$

素因数の和:44408

約数の個数: 28

約数和(自身を含む): 45100240

約数和(自身を除く): 25213968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 44389, 88778, 177556, 310723, 355112, 621446, 710224, 1242892, 1420448, 2485784, 2840896, 4971568, 9943136, 19886272]

約数ペア:

[(1, 19886272), (2, 9943136), (4, 4971568), (7, 2840896), (8, 2485784), (14, 1420448), (16, 1242892), (28, 710224), (32, 621446), (56, 355112), (64, 310723), (112, 177556), (224, 88778), (448, 44389)]