9518990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2036

約数の個数: 32

約数和(自身を含む): 18960480

約数和(自身を除く): 9441490

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 1979, 2405, 3958, 4810, 9895, 19790, 25727, 51454, 73223, 128635, 146446, 257270, 366115, 732230, 951899, 1903798, 4759495, 9518990]

約数ペア:

[(1, 9518990), (2, 4759495), (5, 1903798), (10, 951899), (13, 732230), (26, 366115), (37, 257270), (65, 146446), (74, 128635), (130, 73223), (185, 51454), (370, 25727), (481, 19790), (962, 9895), (1979, 4810), (2405, 3958)]