19088920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25117}}^1$

素因数の和:25147

約数の個数: 32

約数和(自身を含む): 45212400

約数和(自身を除く): 26123480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 25117, 50234, 100468, 125585, 200936, 251170, 477223, 502340, 954446, 1004680, 1908892, 2386115, 3817784, 4772230, 9544460, 19088920]

約数ペア:

[(1, 19088920), (2, 9544460), (4, 4772230), (5, 3817784), (8, 2386115), (10, 1908892), (19, 1004680), (20, 954446), (38, 502340), (40, 477223), (76, 251170), (95, 200936), (152, 125585), (190, 100468), (380, 50234), (760, 25117)]