16671616

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 36756720

約数和(自身を除く): 20085104

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 172, 208, 233, 344, 416, 466, 559, 688, 832, 932, 1118, 1376, 1664, 1864, 2236, 2752, 3029, 3728, 4472, 5504, 6058, 7456, 8944, 10019, 12116, 14912, 17888, 20038, 24232, 29824, 35776, 40076, 48464, 71552, 80152, 96928, 130247, 160304, 193856, 260494, 320608, 387712, 520988, 641216, 1041976, 1282432, 2083952, 4167904, 8335808, 16671616]

約数ペア:

[(1, 16671616), (2, 8335808), (4, 4167904), (8, 2083952), (13, 1282432), (16, 1041976), (26, 641216), (32, 520988), (43, 387712), (52, 320608), (64, 260494), (86, 193856), (104, 160304), (128, 130247), (172, 96928), (208, 80152), (233, 71552), (344, 48464), (416, 40076), (466, 35776), (559, 29824), (688, 24232), (832, 20038), (932, 17888), (1118, 14912), (1376, 12116), (1664, 10019), (1864, 8944), (2236, 7456), (2752, 6058), (3029, 5504), (3728, 4472)]