20161008378

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17778667}}^1$

素因数の和:17778688

約数の個数: 40

約数和(自身を含む): 51629251872

約数和(自身を除く): 31468243494

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 17778667, 35557334, 53336001, 106672002, 124450669, 160008003, 248901338, 320016006, 373352007, 480024009, 746704014, 960048018, 1120056021, 1440072027, 2240112042, 2880144054, 3360168063, 6720336126, 10080504189, 20161008378]

約数ペア:

[(1, 20161008378), (2, 10080504189), (3, 6720336126), (6, 3360168063), (7, 2880144054), (9, 2240112042), (14, 1440072027), (18, 1120056021), (21, 960048018), (27, 746704014), (42, 480024009), (54, 373352007), (63, 320016006), (81, 248901338), (126, 160008003), (162, 124450669), (189, 106672002), (378, 53336001), (567, 35557334), (1134, 17778667)]