81531824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{463249}}^1$

素因数の和:463268

約数の個数: 20

約数和(自身を含む): 172329000

約数和(自身を除く): 90797176

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 463249, 926498, 1852996, 3705992, 5095739, 7411984, 10191478, 20382956, 40765912, 81531824]

約数ペア:

[(1, 81531824), (2, 40765912), (4, 20382956), (8, 10191478), (11, 7411984), (16, 5095739), (22, 3705992), (44, 1852996), (88, 926498), (176, 463249)]