18968972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{7307}}^1$

素因数の和:7381

約数の個数: 24

約数和(自身を含む): 36832320

約数和(自身を除く): 17863348

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 7307, 14614, 29228, 80377, 160754, 321508, 431113, 862226, 1724452, 4742243, 9484486, 18968972]

約数ペア:

[(1, 18968972), (2, 9484486), (4, 4742243), (11, 1724452), (22, 862226), (44, 431113), (59, 321508), (118, 160754), (236, 80377), (649, 29228), (1298, 14614), (2596, 7307)]