19099545

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 33445440

約数和(自身を除く): 14345895

約数列:

[1, 3, 5, 15, 23, 29, 69, 83, 87, 115, 145, 249, 345, 415, 435, 529, 667, 1245, 1587, 1909, 2001, 2407, 2645, 3335, 5727, 7221, 7935, 9545, 10005, 12035, 15341, 28635, 36105, 43907, 46023, 55361, 76705, 131721, 166083, 219535, 230115, 276805, 658605, 830415, 1273303, 3819909, 6366515, 19099545]

約数ペア:

[(1, 19099545), (3, 6366515), (5, 3819909), (15, 1273303), (23, 830415), (29, 658605), (69, 276805), (83, 230115), (87, 219535), (115, 166083), (145, 131721), (249, 76705), (345, 55361), (415, 46023), (435, 43907), (529, 36105), (667, 28635), (1245, 15341), (1587, 12035), (1909, 10005), (2001, 9545), (2407, 7935), (2645, 7221), (3335, 5727)]