20120751670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4604291}}^1$

素因数の和:4604340

約数の個数: 32

約数和(自身を含む): 39781082880

約数和(自身を除く): 19660331210

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 4604291, 9208582, 23021455, 46042910, 87481529, 105898693, 174963058, 211797386, 437407645, 529493465, 874815290, 1058986930, 2012075167, 4024150334, 10060375835, 20120751670]

約数ペア:

[(1, 20120751670), (2, 10060375835), (5, 4024150334), (10, 2012075167), (19, 1058986930), (23, 874815290), (38, 529493465), (46, 437407645), (95, 211797386), (115, 174963058), (190, 105898693), (230, 87481529), (437, 46042910), (874, 23021455), (2185, 9208582), (4370, 4604291)]