20778464

素因数分解:

$2^5\times 7^1\times {\mathrm{92761}}^1$

素因数の和:92778

約数の個数: 24

約数和(自身を含む): 46752048

約数和(自身を除く): 25973584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 92761, 185522, 371044, 649327, 742088, 1298654, 1484176, 2597308, 2968352, 5194616, 10389232, 20778464]

約数ペア:

[(1, 20778464), (2, 10389232), (4, 5194616), (7, 2968352), (8, 2597308), (14, 1484176), (16, 1298654), (28, 742088), (32, 649327), (56, 371044), (112, 185522), (224, 92761)]