20090169752

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81008749}}^1$

素因数の和:81008786

約数の個数: 16

約数和(自身を含む): 38884200000

約数和(自身を除く): 18794030248

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81008749, 162017498, 324034996, 648069992, 2511271219, 5022542438, 10045084876, 20090169752]

約数ペア:

[(1, 20090169752), (2, 10045084876), (4, 5022542438), (8, 2511271219), (31, 648069992), (62, 324034996), (124, 162017498), (248, 81008749)]