20311648

素因数分解:

$2^5\times 7^1\times {\mathrm{90677}}^1$

素因数の和:90694

約数の個数: 24

約数和(自身を含む): 45701712

約数和(自身を除く): 25390064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90677, 181354, 362708, 634739, 725416, 1269478, 1450832, 2538956, 2901664, 5077912, 10155824, 20311648]

約数ペア:

[(1, 20311648), (2, 10155824), (4, 5077912), (7, 2901664), (8, 2538956), (14, 1450832), (16, 1269478), (28, 725416), (32, 634739), (56, 362708), (112, 181354), (224, 90677)]