920645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:916

約数の個数: 16

約数和(自身を含む): 1270080

約数和(自身を除く): 349435

約数列:

[1, 5, 11, 19, 55, 95, 209, 881, 1045, 4405, 9691, 16739, 48455, 83695, 184129, 920645]

約数ペア:

[(1, 920645), (5, 184129), (11, 83695), (19, 48455), (55, 16739), (95, 9691), (209, 4405), (881, 1045)]