19467231

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4157}}^1$

素因数の和:4390

約数の個数: 16

約数和(自身を含む): 29804544

約数和(自身を除く): 10337313

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4157, 4683, 12471, 29099, 87297, 927011, 2781033, 6489077, 19467231]

約数ペア:

[(1, 19467231), (3, 6489077), (7, 2781033), (21, 927011), (223, 87297), (669, 29099), (1561, 12471), (4157, 4683)]