20040678

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3001}}^1$

素因数の和:3069

約数の個数: 48

約数和(自身を含む): 50577696

約数和(自身を除く): 30537018

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3001, 3339, 6002, 6678, 9003, 18006, 21007, 27009, 42014, 54018, 63021, 126042, 159053, 189063, 318106, 378126, 477159, 954318, 1113371, 1431477, 2226742, 2862954, 3340113, 6680226, 10020339, 20040678]

約数ペア:

[(1, 20040678), (2, 10020339), (3, 6680226), (6, 3340113), (7, 2862954), (9, 2226742), (14, 1431477), (18, 1113371), (21, 954318), (42, 477159), (53, 378126), (63, 318106), (106, 189063), (126, 159053), (159, 126042), (318, 63021), (371, 54018), (477, 42014), (742, 27009), (954, 21007), (1113, 18006), (2226, 9003), (3001, 6678), (3339, 6002)]