20475242

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^2\times {\mathrm{173}}^1$

素因数の和:310

約数の個数: 24

約数和(自身を含む): 33271236

約数和(自身を除く): 12795994

約数列:

[1, 2, 17, 34, 59, 118, 173, 346, 1003, 2006, 2941, 3481, 5882, 6962, 10207, 20414, 59177, 118354, 173519, 347038, 602213, 1204426, 10237621, 20475242]

約数ペア:

[(1, 20475242), (2, 10237621), (17, 1204426), (34, 602213), (59, 347038), (118, 173519), (173, 118354), (346, 59177), (1003, 20414), (2006, 10207), (2941, 6962), (3481, 5882)]