20173805564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{7516321}}^1$

素因数の和:7516397

約数の個数: 24

約数和(自身を含む): 39145004976

約数和(自身を除く): 18971199412

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 7516321, 15032642, 30065284, 82679531, 165359062, 330718124, 458495581, 916991162, 1833982324, 5043451391, 10086902782, 20173805564]

約数ペア:

[(1, 20173805564), (2, 10086902782), (4, 5043451391), (11, 1833982324), (22, 916991162), (44, 458495581), (61, 330718124), (122, 165359062), (244, 82679531), (671, 30065284), (1342, 15032642), (2684, 7516321)]