20444151

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{74887}}^1$

素因数の和:74910

約数の個数: 16

約数和(自身を含む): 33549824

約数和(自身を除く): 13105673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 74887, 224661, 524209, 973531, 1572627, 2920593, 6814717, 20444151]

約数ペア:

[(1, 20444151), (3, 6814717), (7, 2920593), (13, 1572627), (21, 973531), (39, 524209), (91, 224661), (273, 74887)]