19005774436

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{39268129}}^1$

素因数の和:39268155

約数の個数: 18

約数和(自身を含む): 36558629030

約数和(自身を除く): 17552854594

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 39268129, 78536258, 157072516, 431949419, 863898838, 1727797676, 4751443609, 9502887218, 19005774436]

約数ペア:

[(1, 19005774436), (2, 9502887218), (4, 4751443609), (11, 1727797676), (22, 863898838), (44, 431949419), (121, 157072516), (242, 78536258), (484, 39268129)]