16537940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 37158912

約数和(自身を除く): 20620972

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 127, 170, 254, 340, 383, 508, 635, 766, 1270, 1532, 1915, 2159, 2540, 3830, 4318, 6511, 7660, 8636, 10795, 13022, 21590, 26044, 32555, 43180, 48641, 65110, 97282, 130220, 194564, 243205, 486410, 826897, 972820, 1653794, 3307588, 4134485, 8268970, 16537940]

約数ペア:

[(1, 16537940), (2, 8268970), (4, 4134485), (5, 3307588), (10, 1653794), (17, 972820), (20, 826897), (34, 486410), (68, 243205), (85, 194564), (127, 130220), (170, 97282), (254, 65110), (340, 48641), (383, 43180), (508, 32555), (635, 26044), (766, 21590), (1270, 13022), (1532, 10795), (1915, 8636), (2159, 7660), (2540, 6511), (3830, 4318)]