20727224

素因数分解:

$2^3\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1031}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 44582400

約数和(自身を除く): 23855176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 359, 718, 1031, 1436, 2062, 2513, 2872, 4124, 5026, 7217, 8248, 10052, 14434, 20104, 28868, 57736, 370129, 740258, 1480516, 2590903, 2961032, 5181806, 10363612, 20727224]

約数ペア:

[(1, 20727224), (2, 10363612), (4, 5181806), (7, 2961032), (8, 2590903), (14, 1480516), (28, 740258), (56, 370129), (359, 57736), (718, 28868), (1031, 20104), (1436, 14434), (2062, 10052), (2513, 8248), (2872, 7217), (4124, 5026)]