2018143510

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{204059}}^1$

素因数の和:204132

約数の個数: 32

約数和(自身を含む): 3878772480

約数和(自身を除く): 1860628970

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 204059, 408118, 1020295, 2040590, 4693357, 8774537, 9386714, 17549074, 23466785, 43872685, 46933570, 87745370, 201814351, 403628702, 1009071755, 2018143510]

約数ペア:

[(1, 2018143510), (2, 1009071755), (5, 403628702), (10, 201814351), (23, 87745370), (43, 46933570), (46, 43872685), (86, 23466785), (115, 17549074), (215, 9386714), (230, 8774537), (430, 4693357), (989, 2040590), (1978, 1020295), (4945, 408118), (9890, 204059)]