18778801839

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1193}}^1\times {\mathrm{25847}}^1$

素因数の和:27079

約数の個数: 32

約数和(自身を含む): 29628011520

約数和(自身を除く): 10849209681

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 1193, 3579, 8351, 25053, 25847, 34597, 77541, 103791, 180929, 242179, 542787, 726537, 749563, 2248689, 5246941, 15740823, 30835471, 92506413, 215848297, 647544891, 894228659, 2682685977, 6259600613, 18778801839]

約数ペア:

[(1, 18778801839), (3, 6259600613), (7, 2682685977), (21, 894228659), (29, 647544891), (87, 215848297), (203, 92506413), (609, 30835471), (1193, 15740823), (3579, 5246941), (8351, 2248689), (25053, 749563), (25847, 726537), (34597, 542787), (77541, 242179), (103791, 180929)]