13398220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{60901}}^1$

素因数の和:60921

約数の個数: 24

約数和(自身を含む): 30694608

約数和(自身を除く): 17296388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 60901, 121802, 243604, 304505, 609010, 669911, 1218020, 1339822, 2679644, 3349555, 6699110, 13398220]

約数ペア:

[(1, 13398220), (2, 6699110), (4, 3349555), (5, 2679644), (10, 1339822), (11, 1218020), (20, 669911), (22, 609010), (44, 304505), (55, 243604), (110, 121802), (220, 60901)]