26390416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1787}}^1$

素因数の和:1879

約数の個数: 40

約数和(自身を含む): 55871424

約数和(自身を除く): 29481008

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1787, 1846, 3574, 3692, 7148, 7384, 14296, 14768, 23231, 28592, 46462, 92924, 126877, 185848, 253754, 371696, 507508, 1015016, 1649401, 2030032, 3298802, 6597604, 13195208, 26390416]

約数ペア:

[(1, 26390416), (2, 13195208), (4, 6597604), (8, 3298802), (13, 2030032), (16, 1649401), (26, 1015016), (52, 507508), (71, 371696), (104, 253754), (142, 185848), (208, 126877), (284, 92924), (568, 46462), (923, 28592), (1136, 23231), (1787, 14768), (1846, 14296), (3574, 7384), (3692, 7148)]