20671686

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{18229}}^1$

素因数の和:18250

約数の個数: 40

約数和(自身を含む): 52939920

約数和(自身を除く): 32268234

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 18229, 36458, 54687, 109374, 127603, 164061, 255206, 328122, 382809, 492183, 765618, 984366, 1148427, 1476549, 2296854, 2953098, 3445281, 6890562, 10335843, 20671686]

約数ペア:

[(1, 20671686), (2, 10335843), (3, 6890562), (6, 3445281), (7, 2953098), (9, 2296854), (14, 1476549), (18, 1148427), (21, 984366), (27, 765618), (42, 492183), (54, 382809), (63, 328122), (81, 255206), (126, 164061), (162, 127603), (189, 109374), (378, 54687), (567, 36458), (1134, 18229)]