20394770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5011}}^1$

素因数の和:5066

約数の個数: 32

約数和(自身を含む): 41138496

約数和(自身を除く): 20743726

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 5011, 10022, 25055, 50110, 55121, 110242, 185407, 275605, 370814, 551210, 927035, 1854070, 2039477, 4078954, 10197385, 20394770]

約数ペア:

[(1, 20394770), (2, 10197385), (5, 4078954), (10, 2039477), (11, 1854070), (22, 927035), (37, 551210), (55, 370814), (74, 275605), (110, 185407), (185, 110242), (370, 55121), (407, 50110), (814, 25055), (2035, 10022), (4070, 5011)]