51691628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{40009}}^1$

素因数の和:40049

約数の個数: 24

約数和(自身を含む): 100825200

約数和(自身を除く): 49133572

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 40009, 80018, 160036, 680153, 760171, 1360306, 1520342, 2720612, 3040684, 12922907, 25845814, 51691628]

約数ペア:

[(1, 51691628), (2, 25845814), (4, 12922907), (17, 3040684), (19, 2720612), (34, 1520342), (38, 1360306), (68, 760171), (76, 680153), (323, 160036), (646, 80018), (1292, 40009)]