18208778

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 32852736

約数和(自身を除く): 14643958

約数列:

[1, 2, 7, 14, 23, 46, 161, 193, 293, 322, 386, 586, 1351, 2051, 2702, 4102, 4439, 6739, 8878, 13478, 31073, 47173, 56549, 62146, 94346, 113098, 395843, 791686, 1300627, 2601254, 9104389, 18208778]

約数ペア:

[(1, 18208778), (2, 9104389), (7, 2601254), (14, 1300627), (23, 791686), (46, 395843), (161, 113098), (193, 94346), (293, 62146), (322, 56549), (386, 47173), (586, 31073), (1351, 13478), (2051, 8878), (2702, 6739), (4102, 4439)]