12941865616

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{123661}}^1$

素因数の和:123911

約数の個数: 40

約数和(自身を含む): 26006613248

約数和(自身を除く): 13064747632

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 211, 248, 422, 496, 844, 1688, 3376, 6541, 13082, 26164, 52328, 104656, 123661, 247322, 494644, 989288, 1978576, 3833491, 7666982, 15333964, 26092471, 30667928, 52184942, 61335856, 104369884, 208739768, 417479536, 808866601, 1617733202, 3235466404, 6470932808, 12941865616]

約数ペア:

[(1, 12941865616), (2, 6470932808), (4, 3235466404), (8, 1617733202), (16, 808866601), (31, 417479536), (62, 208739768), (124, 104369884), (211, 61335856), (248, 52184942), (422, 30667928), (496, 26092471), (844, 15333964), (1688, 7666982), (3376, 3833491), (6541, 1978576), (13082, 989288), (26164, 494644), (52328, 247322), (104656, 123661)]