20004426

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1613}}^1$

素因数の和:1687

約数の個数: 48

約数和(自身を含む): 47587176

約数和(自身を除く): 27582750

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 117, 159, 234, 318, 477, 689, 954, 1378, 1613, 2067, 3226, 4134, 4839, 6201, 9678, 12402, 14517, 20969, 29034, 41938, 62907, 85489, 125814, 170978, 188721, 256467, 377442, 512934, 769401, 1111357, 1538802, 2222714, 3334071, 6668142, 10002213, 20004426]

約数ペア:

[(1, 20004426), (2, 10002213), (3, 6668142), (6, 3334071), (9, 2222714), (13, 1538802), (18, 1111357), (26, 769401), (39, 512934), (53, 377442), (78, 256467), (106, 188721), (117, 170978), (159, 125814), (234, 85489), (318, 62907), (477, 41938), (689, 29034), (954, 20969), (1378, 14517), (1613, 12402), (2067, 9678), (3226, 6201), (4134, 4839)]