18802685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{947}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 26005536

約数和(自身を除く): 7202851

約数列:

[1, 5, 11, 19, 55, 95, 209, 361, 947, 1045, 1805, 3971, 4735, 10417, 17993, 19855, 52085, 89965, 197923, 341867, 989615, 1709335, 3760537, 18802685]

約数ペア:

[(1, 18802685), (5, 3760537), (11, 1709335), (19, 989615), (55, 341867), (95, 197923), (209, 89965), (361, 52085), (947, 19855), (1045, 17993), (1805, 10417), (3971, 4735)]