18161055

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1931}}^1$

素因数の和:1972

約数の個数: 48

約数和(自身を含む): 36167040

約数和(自身を除く): 18005985

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 1931, 3135, 5793, 9405, 9655, 17379, 21241, 28965, 36689, 63723, 86895, 106205, 110067, 183445, 191169, 318615, 330201, 403579, 550335, 955845, 1210737, 1651005, 2017895, 3632211, 6053685, 18161055]

約数ペア:

[(1, 18161055), (3, 6053685), (5, 3632211), (9, 2017895), (11, 1651005), (15, 1210737), (19, 955845), (33, 550335), (45, 403579), (55, 330201), (57, 318615), (95, 191169), (99, 183445), (165, 110067), (171, 106205), (209, 86895), (285, 63723), (495, 36689), (627, 28965), (855, 21241), (1045, 17379), (1881, 9655), (1931, 9405), (3135, 5793)]