122428912

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{177949}}^1$

素因数の和:178000

約数の個数: 20

約数和(自身を含む): 242723800

約数和(自身を除く): 120294888

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 177949, 355898, 711796, 1423592, 2847184, 7651807, 15303614, 30607228, 61214456, 122428912]

約数ペア:

[(1, 122428912), (2, 61214456), (4, 30607228), (8, 15303614), (16, 7651807), (43, 2847184), (86, 1423592), (172, 711796), (344, 355898), (688, 177949)]