18381640244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1625543}}^1$

素因数の和:1625815

約数の個数: 24

約数和(自身を含む): 35228789568

約数和(自身を除く): 16847149324

約数列:

[1, 2, 4, 11, 22, 44, 257, 514, 1028, 2827, 5654, 11308, 1625543, 3251086, 6502172, 17880973, 35761946, 71523892, 417764551, 835529102, 1671058204, 4595410061, 9190820122, 18381640244]

約数ペア:

[(1, 18381640244), (2, 9190820122), (4, 4595410061), (11, 1671058204), (22, 835529102), (44, 417764551), (257, 71523892), (514, 35761946), (1028, 17880973), (2827, 6502172), (5654, 3251086), (11308, 1625543)]