220143448

素因数分解:

$2^3\times 7^1\times {\mathrm{1949}}^1\times {\mathrm{2017}}^1$

素因数の和:3979

約数の個数: 32

約数和(自身を含む): 472212000

約数和(自身を除く): 252068552

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1949, 2017, 3898, 4034, 7796, 8068, 13643, 14119, 15592, 16136, 27286, 28238, 54572, 56476, 109144, 112952, 3931133, 7862266, 15724532, 27517931, 31449064, 55035862, 110071724, 220143448]

約数ペア:

[(1, 220143448), (2, 110071724), (4, 55035862), (7, 31449064), (8, 27517931), (14, 15724532), (28, 7862266), (56, 3931133), (1949, 112952), (2017, 109144), (3898, 56476), (4034, 54572), (7796, 28238), (8068, 27286), (13643, 16136), (14119, 15592)]