20185956

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{26701}}^1$

素因数の和:26721

約数の個数: 48

約数和(自身を含む): 59812480

約数和(自身を除く): 39626524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 26701, 53402, 80103, 106804, 160206, 186907, 240309, 320412, 373814, 480618, 560721, 720927, 747628, 961236, 1121442, 1441854, 1682163, 2242884, 2883708, 3364326, 5046489, 6728652, 10092978, 20185956]

約数ペア:

[(1, 20185956), (2, 10092978), (3, 6728652), (4, 5046489), (6, 3364326), (7, 2883708), (9, 2242884), (12, 1682163), (14, 1441854), (18, 1121442), (21, 961236), (27, 747628), (28, 720927), (36, 560721), (42, 480618), (54, 373814), (63, 320412), (84, 240309), (108, 186907), (126, 160206), (189, 106804), (252, 80103), (378, 53402), (756, 26701)]