31912870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7841}}^1$

素因数の和:7896

約数の個数: 32

約数和(自身を含む): 64367136

約数和(自身を除く): 32454266

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 7841, 15682, 39205, 78410, 86251, 172502, 290117, 431255, 580234, 862510, 1450585, 2901170, 3191287, 6382574, 15956435, 31912870]

約数ペア:

[(1, 31912870), (2, 15956435), (5, 6382574), (10, 3191287), (11, 2901170), (22, 1450585), (37, 862510), (55, 580234), (74, 431255), (110, 290117), (185, 172502), (370, 86251), (407, 78410), (814, 39205), (2035, 15682), (4070, 7841)]