19486335

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6947}}^1$

素因数の和:6983

約数の個数: 32

約数和(自身を含む): 36018432

約数和(自身を除く): 16532097

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 6947, 20841, 34735, 76417, 104205, 118099, 229251, 354297, 382085, 590495, 1146255, 1299089, 1771485, 3897267, 6495445, 19486335]

約数ペア:

[(1, 19486335), (3, 6495445), (5, 3897267), (11, 1771485), (15, 1299089), (17, 1146255), (33, 590495), (51, 382085), (55, 354297), (85, 229251), (165, 118099), (187, 104205), (255, 76417), (561, 34735), (935, 20841), (2805, 6947)]