19826328285

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2879641}}^1$

素因数の和:2879675

約数の個数: 40

約数和(自身を含む): 37631161656

約数和(自身を除く): 17804833371

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 2879641, 8638923, 14398205, 25916769, 43194615, 48953897, 77750307, 129583845, 146861691, 233250921, 244769485, 388751535, 440585073, 734308455, 1166254605, 1321755219, 2202925365, 3965265657, 6608776095, 19826328285]

約数ペア:

[(1, 19826328285), (3, 6608776095), (5, 3965265657), (9, 2202925365), (15, 1321755219), (17, 1166254605), (27, 734308455), (45, 440585073), (51, 388751535), (81, 244769485), (85, 233250921), (135, 146861691), (153, 129583845), (255, 77750307), (405, 48953897), (459, 43194615), (765, 25916769), (1377, 14398205), (2295, 8638923), (6885, 2879641)]