20166050312

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81314719}}^1$

素因数の和:81314756

約数の個数: 16

約数和(自身を含む): 39031065600

約数和(自身を除く): 18865015288

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81314719, 162629438, 325258876, 650517752, 2520756289, 5041512578, 10083025156, 20166050312]

約数ペア:

[(1, 20166050312), (2, 10083025156), (4, 5041512578), (8, 2520756289), (31, 650517752), (62, 325258876), (124, 162629438), (248, 81314719)]