19082996

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 34200936

約数和(自身を除く): 15117940

約数列:

[1, 2, 4, 61, 122, 197, 244, 394, 397, 788, 794, 1588, 12017, 24034, 24217, 48068, 48434, 78209, 96868, 156418, 312836, 4770749, 9541498, 19082996]

約数ペア:

[(1, 19082996), (2, 9541498), (4, 4770749), (61, 312836), (122, 156418), (197, 96868), (244, 78209), (394, 48434), (397, 48068), (788, 24217), (794, 24034), (1588, 12017)]