12639214

素因数分解:

$2^1\times 7^1\times {\mathrm{911}}^1\times {\mathrm{991}}^1$

素因数の和:1911

約数の個数: 16

約数和(自身を含む): 21712896

約数和(自身を除く): 9073682

約数列:

[1, 2, 7, 14, 911, 991, 1822, 1982, 6377, 6937, 12754, 13874, 902801, 1805602, 6319607, 12639214]

約数ペア:

[(1, 12639214), (2, 6319607), (7, 1805602), (14, 902801), (911, 13874), (991, 12754), (1822, 6937), (1982, 6377)]