18990734

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{11399}}^1$

素因数の和:11432

約数の個数: 24

約数和(自身を含む): 35089200

約数和(自身を除く): 16098466

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 11399, 22798, 79793, 159586, 193783, 387566, 558551, 1117102, 1356481, 2712962, 9495367, 18990734]

約数ペア:

[(1, 18990734), (2, 9495367), (7, 2712962), (14, 1356481), (17, 1117102), (34, 558551), (49, 387566), (98, 193783), (119, 159586), (238, 79793), (833, 22798), (1666, 11399)]