19629841

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 25280640

約数和(自身を除く): 5650799

約数列:

[1, 7, 11, 49, 77, 79, 461, 539, 553, 869, 3227, 3871, 5071, 6083, 22589, 35497, 36419, 42581, 248479, 254933, 400609, 1784531, 2804263, 19629841]

約数ペア:

[(1, 19629841), (7, 2804263), (11, 1784531), (49, 400609), (77, 254933), (79, 248479), (461, 42581), (539, 36419), (553, 35497), (869, 22589), (3227, 6083), (3871, 5071)]