19279997

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:548

約数の個数: 16

約数和(自身を含む): 21829632

約数和(自身を除く): 2549635

約数列:

[1, 11, 37, 127, 373, 407, 1397, 4103, 4699, 13801, 47371, 51689, 151811, 521081, 1752727, 19279997]

約数ペア:

[(1, 19279997), (11, 1752727), (37, 521081), (127, 151811), (373, 51689), (407, 47371), (1397, 13801), (4103, 4699)]