18049616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{811}}^1$

素因数の和:939

約数の個数: 40

約数和(自身を含む): 38060064

約数和(自身を除く): 20010448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 428, 811, 856, 1391, 1622, 1712, 2782, 3244, 5564, 6488, 10543, 11128, 12976, 21086, 22256, 42172, 84344, 86777, 168688, 173554, 347108, 694216, 1128101, 1388432, 2256202, 4512404, 9024808, 18049616]

約数ペア:

[(1, 18049616), (2, 9024808), (4, 4512404), (8, 2256202), (13, 1388432), (16, 1128101), (26, 694216), (52, 347108), (104, 173554), (107, 168688), (208, 86777), (214, 84344), (428, 42172), (811, 22256), (856, 21086), (1391, 12976), (1622, 11128), (1712, 10543), (2782, 6488), (3244, 5564)]