12438916

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6257}}^1$

素因数の和:6339

約数の個数: 24

約数和(自身を含む): 25232256

約数和(自身を除く): 12793340

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 6257, 12514, 25028, 43799, 87598, 175196, 444247, 888494, 1776988, 3109729, 6219458, 12438916]

約数ペア:

[(1, 12438916), (2, 6219458), (4, 3109729), (7, 1776988), (14, 888494), (28, 444247), (71, 175196), (142, 87598), (284, 43799), (497, 25028), (994, 12514), (1988, 6257)]