19729380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 60963840

約数和(自身を除く): 41234460

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 167, 179, 220, 330, 334, 358, 501, 537, 660, 668, 716, 835, 895, 1002, 1074, 1670, 1790, 1837, 1969, 2004, 2148, 2505, 2685, 3340, 3580, 3674, 3938, 5010, 5370, 5511, 5907, 7348, 7876, 9185, 9845, 10020, 10740, 11022, 11814, 18370, 19690, 22044, 23628, 27555, 29535, 29893, 36740, 39380, 55110, 59070, 59786, 89679, 110220, 118140, 119572, 149465, 179358, 298930, 328823, 358716, 448395, 597860, 657646, 896790, 986469, 1315292, 1644115, 1793580, 1972938, 3288230, 3945876, 4932345, 6576460, 9864690, 19729380]

約数ペア:

[(1, 19729380), (2, 9864690), (3, 6576460), (4, 4932345), (5, 3945876), (6, 3288230), (10, 1972938), (11, 1793580), (12, 1644115), (15, 1315292), (20, 986469), (22, 896790), (30, 657646), (33, 597860), (44, 448395), (55, 358716), (60, 328823), (66, 298930), (110, 179358), (132, 149465), (165, 119572), (167, 118140), (179, 110220), (220, 89679), (330, 59786), (334, 59070), (358, 55110), (501, 39380), (537, 36740), (660, 29893), (668, 29535), (716, 27555), (835, 23628), (895, 22044), (1002, 19690), (1074, 18370), (1670, 11814), (1790, 11022), (1837, 10740), (1969, 10020), (2004, 9845), (2148, 9185), (2505, 7876), (2685, 7348), (3340, 5907), (3580, 5511), (3674, 5370), (3938, 5010)]