20940146082

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{1621}}^1\times {\mathrm{3467}}^1$

素因数の和:5125

約数の個数: 80

約数和(自身を含む): 49005836352

約数和(自身を除く): 28065690270

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1621, 1863, 3242, 3467, 3726, 4863, 6934, 9726, 10401, 14589, 20802, 29178, 31203, 37283, 43767, 62406, 74566, 79741, 87534, 93609, 111849, 131301, 159482, 187218, 223698, 239223, 262602, 280827, 335547, 478446, 561654, 671094, 717669, 1006641, 1435338, 2013282, 2153007, 3019923, 4306014, 5620007, 6039846, 6459021, 11240014, 12918042, 16860021, 33720042, 50580063, 101160126, 129260161, 151740189, 258520322, 303480378, 387780483, 455220567, 775560966, 910441134, 1163341449, 2326682898, 3490024347, 6980048694, 10470073041, 20940146082]

約数ペア:

[(1, 20940146082), (2, 10470073041), (3, 6980048694), (6, 3490024347), (9, 2326682898), (18, 1163341449), (23, 910441134), (27, 775560966), (46, 455220567), (54, 387780483), (69, 303480378), (81, 258520322), (138, 151740189), (162, 129260161), (207, 101160126), (414, 50580063), (621, 33720042), (1242, 16860021), (1621, 12918042), (1863, 11240014), (3242, 6459021), (3467, 6039846), (3726, 5620007), (4863, 4306014), (6934, 3019923), (9726, 2153007), (10401, 2013282), (14589, 1435338), (20802, 1006641), (29178, 717669), (31203, 671094), (37283, 561654), (43767, 478446), (62406, 335547), (74566, 280827), (79741, 262602), (87534, 239223), (93609, 223698), (111849, 187218), (131301, 159482)]