19005797881

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{450193}}^1$

素因数の和:450400

約数の個数: 16

約数和(自身を含む): 22444872064

約数和(自身を除く): 3439074183

約数列:

[1, 7, 37, 163, 259, 1141, 6031, 42217, 450193, 3151351, 16657141, 73381459, 116599987, 513670213, 2715113983, 19005797881]

約数ペア:

[(1, 19005797881), (7, 2715113983), (37, 513670213), (163, 116599987), (259, 73381459), (1141, 16657141), (6031, 3151351), (42217, 450193)]