18821904

素因数分解:

$2^4\times 3^1\times {\mathrm{191}}^1\times {\mathrm{2053}}^1$

素因数の和:2255

約数の個数: 40

約数和(自身を含む): 48901632

約数和(自身を除く): 30079728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 191, 382, 573, 764, 1146, 1528, 2053, 2292, 3056, 4106, 4584, 6159, 8212, 9168, 12318, 16424, 24636, 32848, 49272, 98544, 392123, 784246, 1176369, 1568492, 2352738, 3136984, 4705476, 6273968, 9410952, 18821904]

約数ペア:

[(1, 18821904), (2, 9410952), (3, 6273968), (4, 4705476), (6, 3136984), (8, 2352738), (12, 1568492), (16, 1176369), (24, 784246), (48, 392123), (191, 98544), (382, 49272), (573, 32848), (764, 24636), (1146, 16424), (1528, 12318), (2053, 9168), (2292, 8212), (3056, 6159), (4106, 4584)]