19090128

素因数分解:

$2^4\times 3^1\times {\mathrm{137}}^1\times {\mathrm{2903}}^1$

素因数の和:3051

約数の個数: 40

約数和(自身を含む): 49693248

約数和(自身を除く): 30603120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 137, 274, 411, 548, 822, 1096, 1644, 2192, 2903, 3288, 5806, 6576, 8709, 11612, 17418, 23224, 34836, 46448, 69672, 139344, 397711, 795422, 1193133, 1590844, 2386266, 3181688, 4772532, 6363376, 9545064, 19090128]

約数ペア:

[(1, 19090128), (2, 9545064), (3, 6363376), (4, 4772532), (6, 3181688), (8, 2386266), (12, 1590844), (16, 1193133), (24, 795422), (48, 397711), (137, 139344), (274, 69672), (411, 46448), (548, 34836), (822, 23224), (1096, 17418), (1644, 11612), (2192, 8709), (2903, 6576), (3288, 5806)]