2018172016

素因数分解:

$2^4\times 7^2\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:471

約数の個数: 120

約数和(自身を含む): 4660215120

約数和(自身を除く): 2642043104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 73, 98, 112, 146, 179, 196, 197, 292, 358, 392, 394, 511, 584, 716, 784, 788, 1022, 1168, 1253, 1379, 1432, 1576, 2044, 2506, 2758, 2864, 3152, 3577, 4088, 5012, 5516, 7154, 8176, 8771, 9653, 10024, 11032, 13067, 14308, 14381, 17542, 19306, 20048, 22064, 26134, 28616, 28762, 35084, 35263, 38612, 52268, 57232, 57524, 70168, 70526, 77224, 91469, 100667, 104536, 115048, 140336, 141052, 154448, 182938, 201334, 209072, 230096, 246841, 282104, 365876, 402668, 493682, 564208, 640283, 704669, 731752, 805336, 987364, 1280566, 1409338, 1463504, 1610672, 1727887, 1974728, 2561132, 2574199, 2818676, 3455774, 3949456, 5122264, 5148398, 5637352, 6911548, 10244528, 10296796, 11274704, 13823096, 18019393, 20593592, 27646192, 36038786, 41187184, 72077572, 126135751, 144155144, 252271502, 288310288, 504543004, 1009086008, 2018172016]

約数ペア:

[(1, 2018172016), (2, 1009086008), (4, 504543004), (7, 288310288), (8, 252271502), (14, 144155144), (16, 126135751), (28, 72077572), (49, 41187184), (56, 36038786), (73, 27646192), (98, 20593592), (112, 18019393), (146, 13823096), (179, 11274704), (196, 10296796), (197, 10244528), (292, 6911548), (358, 5637352), (392, 5148398), (394, 5122264), (511, 3949456), (584, 3455774), (716, 2818676), (784, 2574199), (788, 2561132), (1022, 1974728), (1168, 1727887), (1253, 1610672), (1379, 1463504), (1432, 1409338), (1576, 1280566), (2044, 987364), (2506, 805336), (2758, 731752), (2864, 704669), (3152, 640283), (3577, 564208), (4088, 493682), (5012, 402668), (5516, 365876), (7154, 282104), (8176, 246841), (8771, 230096), (9653, 209072), (10024, 201334), (11032, 182938), (13067, 154448), (14308, 141052), (14381, 140336), (17542, 115048), (19306, 104536), (20048, 100667), (22064, 91469), (26134, 77224), (28616, 70526), (28762, 70168), (35084, 57524), (35263, 57232), (38612, 52268)]