1320161264

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{186253}}^1$

素因数の和:186704

約数の個数: 20

約数和(自身を含む): 2563600056

約数和(自身を除く): 1243438792

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 3544, 7088, 186253, 372506, 745012, 1490024, 2980048, 82510079, 165020158, 330040316, 660080632, 1320161264]

約数ペア:

[(1, 1320161264), (2, 660080632), (4, 330040316), (8, 165020158), (16, 82510079), (443, 2980048), (886, 1490024), (1772, 745012), (3544, 372506), (7088, 186253)]