20757748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{27751}}^1$

素因数の和:27783

約数の個数: 24

約数和(自身を含む): 41961024

約数和(自身を除く): 21203276

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 27751, 55502, 111004, 305261, 471767, 610522, 943534, 1221044, 1887068, 5189437, 10378874, 20757748]

約数ペア:

[(1, 20757748), (2, 10378874), (4, 5189437), (11, 1887068), (17, 1221044), (22, 943534), (34, 610522), (44, 471767), (68, 305261), (187, 111004), (374, 55502), (748, 27751)]