20647648

素因数分解:

$2^5\times 7^1\times {\mathrm{92177}}^1$

素因数の和:92194

約数の個数: 24

約数和(自身を含む): 46457712

約数和(自身を除く): 25810064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 92177, 184354, 368708, 645239, 737416, 1290478, 1474832, 2580956, 2949664, 5161912, 10323824, 20647648]

約数ペア:

[(1, 20647648), (2, 10323824), (4, 5161912), (7, 2949664), (8, 2580956), (14, 1474832), (16, 1290478), (28, 737416), (32, 645239), (56, 368708), (112, 184354), (224, 92177)]