12887344

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{3209}}^1$

素因数の和:3468

約数の個数: 20

約数和(自身を含む): 25076520

約数和(自身を除く): 12189176

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 3209, 4016, 6418, 12836, 25672, 51344, 805459, 1610918, 3221836, 6443672, 12887344]

約数ペア:

[(1, 12887344), (2, 6443672), (4, 3221836), (8, 1610918), (16, 805459), (251, 51344), (502, 25672), (1004, 12836), (2008, 6418), (3209, 4016)]