20219416

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2843}}^1$

素因数の和:2983

約数の個数: 32

約数和(自身を含む): 43683840

約数和(自身を除く): 23464424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 2843, 3556, 5686, 7112, 11372, 19901, 22744, 39802, 79604, 159208, 361061, 722122, 1444244, 2527427, 2888488, 5054854, 10109708, 20219416]

約数ペア:

[(1, 20219416), (2, 10109708), (4, 5054854), (7, 2888488), (8, 2527427), (14, 1444244), (28, 722122), (56, 361061), (127, 159208), (254, 79604), (508, 39802), (889, 22744), (1016, 19901), (1778, 11372), (2843, 7112), (3556, 5686)]