20009504

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{8807}}^1$

素因数の和:8888

約数の個数: 24

約数和(自身を含む): 39953088

約数和(自身を除く): 19943584

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 8807, 17614, 35228, 70456, 140912, 281824, 625297, 1250594, 2501188, 5002376, 10004752, 20009504]

約数ペア:

[(1, 20009504), (2, 10004752), (4, 5002376), (8, 2501188), (16, 1250594), (32, 625297), (71, 281824), (142, 140912), (284, 70456), (568, 35228), (1136, 17614), (2272, 8807)]