17795180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68443}}^1$

素因数の和:68465

約数の個数: 24

約数和(自身を含む): 40245072

約数和(自身を除く): 22449892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 68443, 136886, 273772, 342215, 684430, 889759, 1368860, 1779518, 3559036, 4448795, 8897590, 17795180]

約数ペア:

[(1, 17795180), (2, 8897590), (4, 4448795), (5, 3559036), (10, 1779518), (13, 1368860), (20, 889759), (26, 684430), (52, 342215), (65, 273772), (130, 136886), (260, 68443)]