19777173

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2833}}^1$

素因数の和:3028

約数の個数: 16

約数和(自身を含む): 28566720

約数和(自身を除く): 8789547

約数列:

[1, 3, 13, 39, 179, 537, 2327, 2833, 6981, 8499, 36829, 110487, 507107, 1521321, 6592391, 19777173]

約数ペア:

[(1, 19777173), (3, 6592391), (13, 1521321), (39, 507107), (179, 110487), (537, 36829), (2327, 8499), (2833, 6981)]