18035408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1447}}^1$

素因数の和:1515

約数の個数: 40

約数和(自身を含む): 37705920

約数和(自身を除く): 19670512

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1447, 1558, 2894, 3116, 5788, 6232, 11576, 12464, 23152, 27493, 54986, 59327, 109972, 118654, 219944, 237308, 439888, 474616, 949232, 1127213, 2254426, 4508852, 9017704, 18035408]

約数ペア:

[(1, 18035408), (2, 9017704), (4, 4508852), (8, 2254426), (16, 1127213), (19, 949232), (38, 474616), (41, 439888), (76, 237308), (82, 219944), (152, 118654), (164, 109972), (304, 59327), (328, 54986), (656, 27493), (779, 23152), (1447, 12464), (1558, 11576), (2894, 6232), (3116, 5788)]