20511484

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7253}}^1$

素因数の和:7365

約数の個数: 24

約数和(自身を含む): 41434848

約数和(自身を除く): 20923364

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 7253, 14506, 29012, 50771, 101542, 203084, 732553, 1465106, 2930212, 5127871, 10255742, 20511484]

約数ペア:

[(1, 20511484), (2, 10255742), (4, 5127871), (7, 2930212), (14, 1465106), (28, 732553), (101, 203084), (202, 101542), (404, 50771), (707, 29012), (1414, 14506), (2828, 7253)]