20512222108

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7253261}}^1$

素因数の和:7253373

約数の個数: 24

約数和(自身を含む): 41430632544

約数和(自身を除く): 20918410436

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 7253261, 14506522, 29013044, 50772827, 101545654, 203091308, 732579361, 1465158722, 2930317444, 5128055527, 10256111054, 20512222108]

約数ペア:

[(1, 20512222108), (2, 10256111054), (4, 5128055527), (7, 2930317444), (14, 1465158722), (28, 732579361), (101, 203091308), (202, 101545654), (404, 50772827), (707, 29013044), (1414, 14506522), (2828, 7253261)]