19164928

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{1741}}^1$

素因数の和:1800

約数の個数: 36

約数和(自身を含む): 39167128

約数和(自身を除く): 20002200

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 688, 1376, 1741, 2752, 3482, 5504, 6964, 11008, 13928, 27856, 55712, 74863, 111424, 149726, 222848, 299452, 445696, 598904, 1197808, 2395616, 4791232, 9582464, 19164928]

約数ペア:

[(1, 19164928), (2, 9582464), (4, 4791232), (8, 2395616), (16, 1197808), (32, 598904), (43, 445696), (64, 299452), (86, 222848), (128, 149726), (172, 111424), (256, 74863), (344, 55712), (688, 27856), (1376, 13928), (1741, 11008), (2752, 6964), (3482, 5504)]