20125278

素因数分解:

$2^1\times 3^2\times {\mathrm{683}}^1\times {\mathrm{1637}}^1$

素因数の和:2328

約数の個数: 24

約数和(自身を含む): 43695288

約数和(自身を除く): 23570010

約数列:

[1, 2, 3, 6, 9, 18, 683, 1366, 1637, 2049, 3274, 4098, 4911, 6147, 9822, 12294, 14733, 29466, 1118071, 2236142, 3354213, 6708426, 10062639, 20125278]

約数ペア:

[(1, 20125278), (2, 10062639), (3, 6708426), (6, 3354213), (9, 2236142), (18, 1118071), (683, 29466), (1366, 14733), (1637, 12294), (2049, 9822), (3274, 6147), (4098, 4911)]