11981456

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{9479}}^1$

素因数の和:9566

約数の個数: 20

約数和(自身を含む): 23510400

約数和(自身を除く): 11528944

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 9479, 18958, 37916, 75832, 151664, 748841, 1497682, 2995364, 5990728, 11981456]

約数ペア:

[(1, 11981456), (2, 5990728), (4, 2995364), (8, 1497682), (16, 748841), (79, 151664), (158, 75832), (316, 37916), (632, 18958), (1264, 9479)]