520019645

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{439}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 678163200

約数和(自身を除く): 158143555

約数列:

[1, 5, 19, 37, 95, 185, 337, 439, 703, 1685, 2195, 3515, 6403, 8341, 12469, 16243, 32015, 41705, 62345, 81215, 147943, 236911, 308617, 739715, 1184555, 1543085, 2810917, 5473891, 14054585, 27369455, 104003929, 520019645]

約数ペア:

[(1, 520019645), (5, 104003929), (19, 27369455), (37, 14054585), (95, 5473891), (185, 2810917), (337, 1543085), (439, 1184555), (703, 739715), (1685, 308617), (2195, 236911), (3515, 147943), (6403, 81215), (8341, 62345), (12469, 41705), (16243, 32015)]