12639172

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2671}}^1$

素因数の和:2708

約数の個数: 36

約数和(自身を含む): 27382656

約数和(自身を除く): 14743484

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 2671, 4732, 5342, 10684, 18697, 34723, 37394, 69446, 74788, 138892, 243061, 451399, 486122, 902798, 972244, 1805596, 3159793, 6319586, 12639172]

約数ペア:

[(1, 12639172), (2, 6319586), (4, 3159793), (7, 1805596), (13, 972244), (14, 902798), (26, 486122), (28, 451399), (52, 243061), (91, 138892), (169, 74788), (182, 69446), (338, 37394), (364, 34723), (676, 18697), (1183, 10684), (2366, 5342), (2671, 4732)]