20476210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{701}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 38817792

約数和(自身を除く): 18341582

約数列:

[1, 2, 5, 10, 23, 46, 115, 127, 230, 254, 635, 701, 1270, 1402, 2921, 3505, 5842, 7010, 14605, 16123, 29210, 32246, 80615, 89027, 161230, 178054, 445135, 890270, 2047621, 4095242, 10238105, 20476210]

約数ペア:

[(1, 20476210), (2, 10238105), (5, 4095242), (10, 2047621), (23, 890270), (46, 445135), (115, 178054), (127, 161230), (230, 89027), (254, 80615), (635, 32246), (701, 29210), (1270, 16123), (1402, 14605), (2921, 7010), (3505, 5842)]