18809091

素因数分解:

$3^4\times 7^3\times {\mathrm{677}}^1$

素因数の和:710

約数の個数: 40

約数和(自身を含む): 32815200

約数和(自身を除く): 14006109

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 677, 1029, 1323, 2031, 3087, 3969, 4739, 6093, 9261, 14217, 18279, 27783, 33173, 42651, 54837, 99519, 127953, 232211, 298557, 383859, 696633, 895671, 2089899, 2687013, 6269697, 18809091]

約数ペア:

[(1, 18809091), (3, 6269697), (7, 2687013), (9, 2089899), (21, 895671), (27, 696633), (49, 383859), (63, 298557), (81, 232211), (147, 127953), (189, 99519), (343, 54837), (441, 42651), (567, 33173), (677, 27783), (1029, 18279), (1323, 14217), (2031, 9261), (3087, 6093), (3969, 4739)]