20122493902

素因数分解:

$2^1\times 7^1\times {\mathrm{21211}}^1\times {\mathrm{67763}}^1$

素因数の和:88983

約数の個数: 16

約数和(自身を含む): 34497839232

約数和(自身を除く): 14375345330

約数列:

[1, 2, 7, 14, 21211, 42422, 67763, 135526, 148477, 296954, 474341, 948682, 1437320993, 2874641986, 10061246951, 20122493902]

約数ペア:

[(1, 20122493902), (2, 10061246951), (7, 2874641986), (14, 1437320993), (21211, 948682), (42422, 474341), (67763, 296954), (135526, 148477)]