16868394

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 37859328

約数和(自身を除く): 20990934

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 127, 141, 157, 254, 282, 314, 381, 423, 471, 762, 846, 942, 1143, 1413, 2286, 2826, 5969, 7379, 11938, 14758, 17907, 19939, 22137, 35814, 39878, 44274, 53721, 59817, 66411, 107442, 119634, 132822, 179451, 358902, 937133, 1874266, 2811399, 5622798, 8434197, 16868394]

約数ペア:

[(1, 16868394), (2, 8434197), (3, 5622798), (6, 2811399), (9, 1874266), (18, 937133), (47, 358902), (94, 179451), (127, 132822), (141, 119634), (157, 107442), (254, 66411), (282, 59817), (314, 53721), (381, 44274), (423, 39878), (471, 35814), (762, 22137), (846, 19939), (942, 17907), (1143, 14758), (1413, 11938), (2286, 7379), (2826, 5969)]