19943462

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 38393376

約数和(自身を除く): 18449914

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 121, 122, 154, 193, 242, 386, 427, 671, 847, 854, 1342, 1351, 1694, 2123, 2702, 4246, 4697, 7381, 9394, 11773, 14762, 14861, 23353, 23546, 29722, 46706, 51667, 82411, 103334, 129503, 163471, 164822, 259006, 326942, 906521, 1424533, 1813042, 2849066, 9971731, 19943462]

約数ペア:

[(1, 19943462), (2, 9971731), (7, 2849066), (11, 1813042), (14, 1424533), (22, 906521), (61, 326942), (77, 259006), (121, 164822), (122, 163471), (154, 129503), (193, 103334), (242, 82411), (386, 51667), (427, 46706), (671, 29722), (847, 23546), (854, 23353), (1342, 14861), (1351, 14762), (1694, 11773), (2123, 9394), (2702, 7381), (4246, 4697)]