19528668

素因数分解:

$2^2\times 3^3\times {\mathrm{73}}^1\times {\mathrm{2477}}^1$

素因数の和:2563

約数の個数: 48

約数和(自身を含む): 51344160

約数和(自身を除く): 31815492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 108, 146, 219, 292, 438, 657, 876, 1314, 1971, 2477, 2628, 3942, 4954, 7431, 7884, 9908, 14862, 22293, 29724, 44586, 66879, 89172, 133758, 180821, 267516, 361642, 542463, 723284, 1084926, 1627389, 2169852, 3254778, 4882167, 6509556, 9764334, 19528668]

約数ペア:

[(1, 19528668), (2, 9764334), (3, 6509556), (4, 4882167), (6, 3254778), (9, 2169852), (12, 1627389), (18, 1084926), (27, 723284), (36, 542463), (54, 361642), (73, 267516), (108, 180821), (146, 133758), (219, 89172), (292, 66879), (438, 44586), (657, 29724), (876, 22293), (1314, 14862), (1971, 9908), (2477, 7884), (2628, 7431), (3942, 4954)]