19221241

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 21546000

約数和(自身を除く): 2324759

約数列:

[1, 13, 37, 89, 449, 481, 1157, 3293, 5837, 16613, 39961, 42809, 215969, 519493, 1478557, 19221241]

約数ペア:

[(1, 19221241), (13, 1478557), (37, 519493), (89, 215969), (449, 42809), (481, 39961), (1157, 16613), (3293, 5837)]