18778865061

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1\times {\mathrm{23417}}^1$

素因数の和:24729

約数の個数: 32

約数和(自身を含む): 28776038400

約数和(自身を除く): 9997173339

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 1279, 3837, 14069, 23417, 24301, 42207, 70251, 72903, 257587, 267311, 444923, 772761, 801933, 1334769, 4894153, 14682459, 29950343, 89851029, 329453773, 569056517, 988361319, 1707169551, 6259621687, 18778865061]

約数ペア:

[(1, 18778865061), (3, 6259621687), (11, 1707169551), (19, 988361319), (33, 569056517), (57, 329453773), (209, 89851029), (627, 29950343), (1279, 14682459), (3837, 4894153), (14069, 1334769), (23417, 801933), (24301, 772761), (42207, 444923), (70251, 267311), (72903, 257587)]