15984976

素因数分解:

$2^4\times 7^2\times {\mathrm{20389}}^1$

素因数の和:20411

約数の個数: 30

約数和(自身を含む): 36029130

約数和(自身を除く): 20044154

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 20389, 40778, 81556, 142723, 163112, 285446, 326224, 570892, 999061, 1141784, 1998122, 2283568, 3996244, 7992488, 15984976]

約数ペア:

[(1, 15984976), (2, 7992488), (4, 3996244), (7, 2283568), (8, 1998122), (14, 1141784), (16, 999061), (28, 570892), (49, 326224), (56, 285446), (98, 163112), (112, 142723), (196, 81556), (392, 40778), (784, 20389)]