19111959

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 28473120

約数和(自身を除く): 9361161

約数列:

[1, 3, 9, 53, 103, 159, 309, 389, 477, 927, 1167, 3501, 5459, 16377, 20617, 40067, 49131, 61851, 120201, 185553, 360603, 2123551, 6370653, 19111959]

約数ペア:

[(1, 19111959), (3, 6370653), (9, 2123551), (53, 360603), (103, 185553), (159, 120201), (309, 61851), (389, 49131), (477, 40067), (927, 20617), (1167, 16377), (3501, 5459)]