19278599998

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{81002521}}^1$

素因数の和:81002547

約数の個数: 16

約数和(自身を含む): 34993089504

約数和(自身を除く): 15714489506

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 81002521, 162005042, 567017647, 1134035294, 1377042857, 2754085714, 9639299999, 19278599998]

約数ペア:

[(1, 19278599998), (2, 9639299999), (7, 2754085714), (14, 1377042857), (17, 1134035294), (34, 567017647), (119, 162005042), (238, 81002521)]