20149024

素因数分解:

$2^5\times 7^1\times {\mathrm{293}}^1\times {\mathrm{307}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 45638208

約数和(自身を除く): 25489184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 293, 307, 586, 614, 1172, 1228, 2051, 2149, 2344, 2456, 4102, 4298, 4688, 4912, 8204, 8596, 9376, 9824, 16408, 17192, 32816, 34384, 65632, 68768, 89951, 179902, 359804, 629657, 719608, 1259314, 1439216, 2518628, 2878432, 5037256, 10074512, 20149024]

約数ペア:

[(1, 20149024), (2, 10074512), (4, 5037256), (7, 2878432), (8, 2518628), (14, 1439216), (16, 1259314), (28, 719608), (32, 629657), (56, 359804), (112, 179902), (224, 89951), (293, 68768), (307, 65632), (586, 34384), (614, 32816), (1172, 17192), (1228, 16408), (2051, 9824), (2149, 9376), (2344, 8596), (2456, 8204), (4102, 4912), (4298, 4688)]