19222385

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 28788480

約数和(自身を除く): 9566095

約数列:

[1, 5, 7, 13, 35, 65, 83, 91, 415, 455, 509, 581, 1079, 2545, 2905, 3563, 5395, 6617, 7553, 17815, 33085, 37765, 42247, 46319, 211235, 231595, 295729, 549211, 1478645, 2746055, 3844477, 19222385]

約数ペア:

[(1, 19222385), (5, 3844477), (7, 2746055), (13, 1478645), (35, 549211), (65, 295729), (83, 231595), (91, 211235), (415, 46319), (455, 42247), (509, 37765), (581, 33085), (1079, 17815), (2545, 7553), (2905, 6617), (3563, 5395)]