17680816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{65003}}^1$

素因数の和:65028

約数の個数: 20

約数和(自身を含む): 36272232

約数和(自身を除く): 18591416

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 65003, 130006, 260012, 520024, 1040048, 1105051, 2210102, 4420204, 8840408, 17680816]

約数ペア:

[(1, 17680816), (2, 8840408), (4, 4420204), (8, 2210102), (16, 1105051), (17, 1040048), (34, 520024), (68, 260012), (136, 130006), (272, 65003)]