18205394

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:226

約数の個数: 32

約数和(自身を含む): 29393280

約数和(自身を除く): 11187886

約数列:

[1, 2, 41, 53, 59, 71, 82, 106, 118, 142, 2173, 2419, 2911, 3127, 3763, 4189, 4346, 4838, 5822, 6254, 7526, 8378, 128207, 154283, 171749, 222017, 256414, 308566, 343498, 444034, 9102697, 18205394]

約数ペア:

[(1, 18205394), (2, 9102697), (41, 444034), (53, 343498), (59, 308566), (71, 256414), (82, 222017), (106, 171749), (118, 154283), (142, 128207), (2173, 8378), (2419, 7526), (2911, 6254), (3127, 5822), (3763, 4838), (4189, 4346)]