20703708

素因数分解:

$2^2\times 3^3\times {\mathrm{53}}^1\times {\mathrm{3617}}^1$

素因数の和:3683

約数の個数: 48

約数和(自身を含む): 54704160

約数和(自身を除く): 34000452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 106, 108, 159, 212, 318, 477, 636, 954, 1431, 1908, 2862, 3617, 5724, 7234, 10851, 14468, 21702, 32553, 43404, 65106, 97659, 130212, 191701, 195318, 383402, 390636, 575103, 766804, 1150206, 1725309, 2300412, 3450618, 5175927, 6901236, 10351854, 20703708]

約数ペア:

[(1, 20703708), (2, 10351854), (3, 6901236), (4, 5175927), (6, 3450618), (9, 2300412), (12, 1725309), (18, 1150206), (27, 766804), (36, 575103), (53, 390636), (54, 383402), (106, 195318), (108, 191701), (159, 130212), (212, 97659), (318, 65106), (477, 43404), (636, 32553), (954, 21702), (1431, 14468), (1908, 10851), (2862, 7234), (3617, 5724)]