20299532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{337}}^1$

素因数の和:426

約数の個数: 36

約数和(自身を含む): 39947544

約数和(自身を除く): 19648012

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 337, 407, 674, 814, 1348, 1369, 1628, 2738, 3707, 5476, 7414, 12469, 14828, 15059, 24938, 30118, 49876, 60236, 137159, 274318, 461353, 548636, 922706, 1845412, 5074883, 10149766, 20299532]

約数ペア:

[(1, 20299532), (2, 10149766), (4, 5074883), (11, 1845412), (22, 922706), (37, 548636), (44, 461353), (74, 274318), (148, 137159), (337, 60236), (407, 49876), (674, 30118), (814, 24938), (1348, 15059), (1369, 14828), (1628, 12469), (2738, 7414), (3707, 5476)]