20089308

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 53706240

約数和(自身を除く): 33616932

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 71, 73, 76, 102, 114, 142, 146, 204, 213, 219, 228, 284, 292, 323, 426, 438, 646, 852, 876, 969, 1207, 1241, 1292, 1349, 1387, 1938, 2414, 2482, 2698, 2774, 3621, 3723, 3876, 4047, 4161, 4828, 4964, 5183, 5396, 5548, 7242, 7446, 8094, 8322, 10366, 14484, 14892, 15549, 16188, 16644, 20732, 22933, 23579, 31098, 45866, 47158, 62196, 68799, 70737, 88111, 91732, 94316, 98477, 137598, 141474, 176222, 196954, 264333, 275196, 282948, 295431, 352444, 393908, 528666, 590862, 1057332, 1181724, 1674109, 3348218, 5022327, 6696436, 10044654, 20089308]

約数ペア:

[(1, 20089308), (2, 10044654), (3, 6696436), (4, 5022327), (6, 3348218), (12, 1674109), (17, 1181724), (19, 1057332), (34, 590862), (38, 528666), (51, 393908), (57, 352444), (68, 295431), (71, 282948), (73, 275196), (76, 264333), (102, 196954), (114, 176222), (142, 141474), (146, 137598), (204, 98477), (213, 94316), (219, 91732), (228, 88111), (284, 70737), (292, 68799), (323, 62196), (426, 47158), (438, 45866), (646, 31098), (852, 23579), (876, 22933), (969, 20732), (1207, 16644), (1241, 16188), (1292, 15549), (1349, 14892), (1387, 14484), (1938, 10366), (2414, 8322), (2482, 8094), (2698, 7446), (2774, 7242), (3621, 5548), (3723, 5396), (3876, 5183), (4047, 4964), (4161, 4828)]