218540824

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{21493}}^1$

素因数の和:21571

約数の個数: 32

約数和(自身を含む): 433319040

約数和(自身を除く): 214778216

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 164, 248, 328, 1271, 2542, 5084, 10168, 21493, 42986, 85972, 171944, 666283, 881213, 1332566, 1762426, 2665132, 3524852, 5330264, 7049704, 27317603, 54635206, 109270412, 218540824]

約数ペア:

[(1, 218540824), (2, 109270412), (4, 54635206), (8, 27317603), (31, 7049704), (41, 5330264), (62, 3524852), (82, 2665132), (124, 1762426), (164, 1332566), (248, 881213), (328, 666283), (1271, 171944), (2542, 85972), (5084, 42986), (10168, 21493)]