18222248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3907}}^1$

素因数の和:3977

約数の個数: 32

約数和(自身を含む): 37985760

約数和(自身を除く): 19763512

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 3907, 4664, 7814, 15628, 31256, 42977, 85954, 171908, 207071, 343816, 414142, 828284, 1656568, 2277781, 4555562, 9111124, 18222248]

約数ペア:

[(1, 18222248), (2, 9111124), (4, 4555562), (8, 2277781), (11, 1656568), (22, 828284), (44, 414142), (53, 343816), (88, 207071), (106, 171908), (212, 85954), (424, 42977), (583, 31256), (1166, 15628), (2332, 7814), (3907, 4664)]