20685810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6827}}^1$

素因数の和:6938

約数の個数: 32

約数和(自身を含む): 50144832

約数和(自身を除く): 29459022

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 101, 202, 303, 505, 606, 1010, 1515, 3030, 6827, 13654, 20481, 34135, 40962, 68270, 102405, 204810, 689527, 1379054, 2068581, 3447635, 4137162, 6895270, 10342905, 20685810]

約数ペア:

[(1, 20685810), (2, 10342905), (3, 6895270), (5, 4137162), (6, 3447635), (10, 2068581), (15, 1379054), (30, 689527), (101, 204810), (202, 102405), (303, 68270), (505, 40962), (606, 34135), (1010, 20481), (1515, 13654), (3030, 6827)]