20203980203

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{4512839}}^1$

素因数の和:4512898

約数の個数: 12

約数和(自身を含む): 22807893360

約数和(自身を除く): 2603913157

約数列:

[1, 11, 37, 121, 407, 4477, 4512839, 49641229, 166975043, 546053519, 1836725473, 20203980203]

約数ペア:

[(1, 20203980203), (11, 1836725473), (37, 546053519), (121, 166975043), (407, 49641229), (4477, 4512839)]