19470852

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 51717120

約数和(自身を除く): 32246268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 73, 93, 124, 146, 186, 219, 239, 279, 292, 372, 438, 478, 558, 657, 717, 876, 956, 1116, 1314, 1434, 2151, 2263, 2628, 2868, 4302, 4526, 6789, 7409, 8604, 9052, 13578, 14818, 17447, 20367, 22227, 27156, 29636, 34894, 40734, 44454, 52341, 66681, 69788, 81468, 88908, 104682, 133362, 157023, 209364, 266724, 314046, 540857, 628092, 1081714, 1622571, 2163428, 3245142, 4867713, 6490284, 9735426, 19470852]

約数ペア:

[(1, 19470852), (2, 9735426), (3, 6490284), (4, 4867713), (6, 3245142), (9, 2163428), (12, 1622571), (18, 1081714), (31, 628092), (36, 540857), (62, 314046), (73, 266724), (93, 209364), (124, 157023), (146, 133362), (186, 104682), (219, 88908), (239, 81468), (279, 69788), (292, 66681), (372, 52341), (438, 44454), (478, 40734), (558, 34894), (657, 29636), (717, 27156), (876, 22227), (956, 20367), (1116, 17447), (1314, 14818), (1434, 13578), (2151, 9052), (2263, 8604), (2628, 7409), (2868, 6789), (4302, 4526)]