20770372

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23929}}^1$

素因数の和:23971

約数の個数: 24

約数和(自身を含む): 42882560

約数和(自身を除く): 22112188

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23929, 47858, 95716, 167503, 335006, 670012, 741799, 1483598, 2967196, 5192593, 10385186, 20770372]

約数ペア:

[(1, 20770372), (2, 10385186), (4, 5192593), (7, 2967196), (14, 1483598), (28, 741799), (31, 670012), (62, 335006), (124, 167503), (217, 95716), (434, 47858), (868, 23929)]