12782128

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{2843}}^1$

素因数の和:3132

約数の個数: 20

約数和(自身を含む): 24862248

約数和(自身を除く): 12080120

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 2843, 4496, 5686, 11372, 22744, 45488, 798883, 1597766, 3195532, 6391064, 12782128]

約数ペア:

[(1, 12782128), (2, 6391064), (4, 3195532), (8, 1597766), (16, 798883), (281, 45488), (562, 22744), (1124, 11372), (2248, 5686), (2843, 4496)]