12671984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{60923}}^1$

素因数の和:60944

約数の個数: 20

約数和(自身を含む): 26441016

約数和(自身を除く): 13769032

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 60923, 121846, 243692, 487384, 791999, 974768, 1583998, 3167996, 6335992, 12671984]

約数ペア:

[(1, 12671984), (2, 6335992), (4, 3167996), (8, 1583998), (13, 974768), (16, 791999), (26, 487384), (52, 243692), (104, 121846), (208, 60923)]