12881018

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1157

約数の個数: 16

約数和(自身を含む): 19832064

約数和(自身を除く): 6951046

約数列:

[1, 2, 67, 97, 134, 194, 991, 1982, 6499, 12998, 66397, 96127, 132794, 192254, 6440509, 12881018]

約数ペア:

[(1, 12881018), (2, 6440509), (67, 192254), (97, 132794), (134, 96127), (194, 66397), (991, 12998), (1982, 6499)]