19028331

素因数分解:

$3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1213}}^1$

素因数の和:1312

約数の個数: 32

約数和(自身を含む): 32632320

約数和(自身を除く): 13603989

約数列:

[1, 3, 7, 9, 21, 27, 63, 83, 189, 249, 581, 747, 1213, 1743, 2241, 3639, 5229, 8491, 10917, 15687, 25473, 32751, 76419, 100679, 229257, 302037, 704753, 906111, 2114259, 2718333, 6342777, 19028331]

約数ペア:

[(1, 19028331), (3, 6342777), (7, 2718333), (9, 2114259), (21, 906111), (27, 704753), (63, 302037), (83, 229257), (189, 100679), (249, 76419), (581, 32751), (747, 25473), (1213, 15687), (1743, 10917), (2241, 8491), (3639, 5229)]