19805097

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2837}}^1$

素因数の和:3032

約数の個数: 16

約数和(自身を含む): 28607040

約数和(自身を除く): 8801943

約数列:

[1, 3, 13, 39, 179, 537, 2327, 2837, 6981, 8511, 36881, 110643, 507823, 1523469, 6601699, 19805097]

約数ペア:

[(1, 19805097), (3, 6601699), (13, 1523469), (39, 507823), (179, 110643), (537, 36881), (2327, 8511), (2837, 6981)]