20419414

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 34685280

約数和(自身を除く): 14265866

約数列:

[1, 2, 17, 19, 34, 38, 73, 146, 323, 433, 646, 866, 1241, 1387, 2482, 2774, 7361, 8227, 14722, 16454, 23579, 31609, 47158, 63218, 139859, 279718, 537353, 600571, 1074706, 1201142, 10209707, 20419414]

約数ペア:

[(1, 20419414), (2, 10209707), (17, 1201142), (19, 1074706), (34, 600571), (38, 537353), (73, 279718), (146, 139859), (323, 63218), (433, 47158), (646, 31609), (866, 23579), (1241, 16454), (1387, 14722), (2482, 8227), (2774, 7361)]