1639568

素因数分解:

$2^4\times 7^1\times {\mathrm{14639}}^1$

素因数の和:14654

約数の個数: 20

約数和(自身を含む): 3630720

約数和(自身を除く): 1991152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 14639, 29278, 58556, 102473, 117112, 204946, 234224, 409892, 819784, 1639568]

約数ペア:

[(1, 1639568), (2, 819784), (4, 409892), (7, 234224), (8, 204946), (14, 117112), (16, 102473), (28, 58556), (56, 29278), (112, 14639)]