18247911

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{13487}}^1$

素因数の和:13542

約数の個数: 16

約数和(自身を含む): 27191808

約数和(自身を除く): 8943897

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 13487, 40461, 148357, 445071, 552967, 1658901, 6082637, 18247911]

約数ペア:

[(1, 18247911), (3, 6082637), (11, 1658901), (33, 552967), (41, 445071), (123, 148357), (451, 40461), (1353, 13487)]