20993724

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{11003}}^1$

素因数の和:11066

約数の個数: 36

約数和(自身を含む): 54073656

約数和(自身を除く): 33079932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 11003, 22006, 33009, 44012, 66018, 99027, 132036, 198054, 396108, 583159, 1166318, 1749477, 2332636, 3498954, 5248431, 6997908, 10496862, 20993724]

約数ペア:

[(1, 20993724), (2, 10496862), (3, 6997908), (4, 5248431), (6, 3498954), (9, 2332636), (12, 1749477), (18, 1166318), (36, 583159), (53, 396108), (106, 198054), (159, 132036), (212, 99027), (318, 66018), (477, 44012), (636, 33009), (954, 22006), (1908, 11003)]