18385956

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3253}}^1$

素因数の和:3420

約数の個数: 36

約数和(自身を含む): 46786012

約数和(自身を除く): 28400056

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 3253, 5652, 6506, 9759, 13012, 19518, 29277, 39036, 58554, 117108, 510721, 1021442, 1532163, 2042884, 3064326, 4596489, 6128652, 9192978, 18385956]

約数ペア:

[(1, 18385956), (2, 9192978), (3, 6128652), (4, 4596489), (6, 3064326), (9, 2042884), (12, 1532163), (18, 1021442), (36, 510721), (157, 117108), (314, 58554), (471, 39036), (628, 29277), (942, 19518), (1413, 13012), (1884, 9759), (2826, 6506), (3253, 5652)]