20560316

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23687}}^1$

素因数の和:23729

約数の個数: 24

約数和(自身を含む): 42448896

約数和(自身を除く): 21888580

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23687, 47374, 94748, 165809, 331618, 663236, 734297, 1468594, 2937188, 5140079, 10280158, 20560316]

約数ペア:

[(1, 20560316), (2, 10280158), (4, 5140079), (7, 2937188), (14, 1468594), (28, 734297), (31, 663236), (62, 331618), (124, 165809), (217, 94748), (434, 47374), (868, 23687)]