20170281086

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^2\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:785

約数の個数: 48

約数和(自身を含む): 32027832000

約数和(自身を除く): 11857550914

約数列:

[1, 2, 29, 58, 71, 142, 149, 298, 463, 926, 2059, 4118, 4321, 5041, 8642, 10082, 10579, 13427, 21158, 26854, 32873, 65746, 68987, 137974, 146189, 292378, 306791, 613582, 751109, 953317, 1502218, 1906634, 2000623, 2333983, 4001246, 4667966, 4898077, 9796154, 21782161, 43564322, 67685507, 135371014, 142044233, 284088466, 347763467, 695526934, 10085140543, 20170281086]

約数ペア:

[(1, 20170281086), (2, 10085140543), (29, 695526934), (58, 347763467), (71, 284088466), (142, 142044233), (149, 135371014), (298, 67685507), (463, 43564322), (926, 21782161), (2059, 9796154), (4118, 4898077), (4321, 4667966), (5041, 4001246), (8642, 2333983), (10082, 2000623), (10579, 1906634), (13427, 1502218), (21158, 953317), (26854, 751109), (32873, 613582), (65746, 306791), (68987, 292378), (137974, 146189)]