20081269

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 22522752

約数和(自身を除く): 2441483

約数列:

[1, 13, 37, 83, 481, 503, 1079, 3071, 6539, 18611, 39923, 41749, 241943, 542737, 1544713, 20081269]

約数ペア:

[(1, 20081269), (13, 1544713), (37, 542737), (83, 241943), (481, 41749), (503, 39923), (1079, 18611), (3071, 6539)]