18891569262

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{619}}^1\times {\mathrm{1279}}^1$

素因数の和:2041

約数の個数: 64

約数和(自身を含む): 39197491200

約数和(自身を除く): 20305921938

約数列:

[1, 2, 3, 6, 41, 82, 97, 123, 194, 246, 291, 582, 619, 1238, 1279, 1857, 2558, 3714, 3837, 3977, 7674, 7954, 11931, 23862, 25379, 50758, 52439, 60043, 76137, 104878, 120086, 124063, 152274, 157317, 180129, 248126, 314634, 360258, 372189, 744378, 791701, 1583402, 2375103, 2461763, 4750206, 4923526, 5086583, 7385289, 10173166, 14770578, 15259749, 30519498, 32459741, 64919482, 76794997, 97379223, 153589994, 194758446, 230384991, 460769982, 3148594877, 6297189754, 9445784631, 18891569262]

約数ペア:

[(1, 18891569262), (2, 9445784631), (3, 6297189754), (6, 3148594877), (41, 460769982), (82, 230384991), (97, 194758446), (123, 153589994), (194, 97379223), (246, 76794997), (291, 64919482), (582, 32459741), (619, 30519498), (1238, 15259749), (1279, 14770578), (1857, 10173166), (2558, 7385289), (3714, 5086583), (3837, 4923526), (3977, 4750206), (7674, 2461763), (7954, 2375103), (11931, 1583402), (23862, 791701), (25379, 744378), (50758, 372189), (52439, 360258), (60043, 314634), (76137, 248126), (104878, 180129), (120086, 157317), (124063, 152274)]