19049730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{12959}}^1$

素因数の和:12983

約数の個数: 48

約数和(自身を含む): 53187840

約数和(自身を除く): 34138110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 12959, 25918, 38877, 64795, 77754, 90713, 129590, 181426, 194385, 272139, 388770, 453565, 544278, 634991, 907130, 1269982, 1360695, 1904973, 2721390, 3174955, 3809946, 6349910, 9524865, 19049730]

約数ペア:

[(1, 19049730), (2, 9524865), (3, 6349910), (5, 3809946), (6, 3174955), (7, 2721390), (10, 1904973), (14, 1360695), (15, 1269982), (21, 907130), (30, 634991), (35, 544278), (42, 453565), (49, 388770), (70, 272139), (98, 194385), (105, 181426), (147, 129590), (210, 90713), (245, 77754), (294, 64795), (490, 38877), (735, 25918), (1470, 12959)]