20953704

素因数分解:

$2^3\times 3^1\times {\mathrm{881}}^1\times {\mathrm{991}}^1$

素因数の和:1881

約数の個数: 32

約数和(自身を含む): 52496640

約数和(自身を除く): 31542936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 881, 991, 1762, 1982, 2643, 2973, 3524, 3964, 5286, 5946, 7048, 7928, 10572, 11892, 21144, 23784, 873071, 1746142, 2619213, 3492284, 5238426, 6984568, 10476852, 20953704]

約数ペア:

[(1, 20953704), (2, 10476852), (3, 6984568), (4, 5238426), (6, 3492284), (8, 2619213), (12, 1746142), (24, 873071), (881, 23784), (991, 21144), (1762, 11892), (1982, 10572), (2643, 7928), (2973, 7048), (3524, 5946), (3964, 5286)]