20347867870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8581}}^1\times {\mathrm{21557}}^1$

素因数の和:30156

約数の個数: 32

約数和(自身を含む): 39962323296

約数和(自身を除く): 19614455426

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 8581, 17162, 21557, 42905, 43114, 85810, 94391, 107785, 188782, 215570, 237127, 471955, 474254, 943910, 1185635, 2371270, 184980617, 369961234, 924903085, 1849806170, 2034786787, 4069573574, 10173933935, 20347867870]

約数ペア:

[(1, 20347867870), (2, 10173933935), (5, 4069573574), (10, 2034786787), (11, 1849806170), (22, 924903085), (55, 369961234), (110, 184980617), (8581, 2371270), (17162, 1185635), (21557, 943910), (42905, 474254), (43114, 471955), (85810, 237127), (94391, 215570), (107785, 188782)]