2018320408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{1741}}^1$

素因数の和:1988

約数の個数: 64

約数和(自身を含む): 4161568320

約数和(自身を除く): 2143247912

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 157, 284, 314, 568, 628, 923, 1256, 1741, 1846, 2041, 3482, 3692, 4082, 6964, 7384, 8164, 11147, 13928, 16328, 22294, 22633, 44588, 45266, 89176, 90532, 123611, 144911, 181064, 247222, 273337, 289822, 494444, 546674, 579644, 988888, 1093348, 1159288, 1606943, 2186696, 3213886, 3553381, 6427772, 7106762, 12855544, 14213524, 19406927, 28427048, 38813854, 77627708, 155255416, 252290051, 504580102, 1009160204, 2018320408]

約数ペア:

[(1, 2018320408), (2, 1009160204), (4, 504580102), (8, 252290051), (13, 155255416), (26, 77627708), (52, 38813854), (71, 28427048), (104, 19406927), (142, 14213524), (157, 12855544), (284, 7106762), (314, 6427772), (568, 3553381), (628, 3213886), (923, 2186696), (1256, 1606943), (1741, 1159288), (1846, 1093348), (2041, 988888), (3482, 579644), (3692, 546674), (4082, 494444), (6964, 289822), (7384, 273337), (8164, 247222), (11147, 181064), (13928, 144911), (16328, 123611), (22294, 90532), (22633, 89176), (44588, 45266)]