18981696

素因数分解:

$2^6\times 3^1\times {\mathrm{109}}^1\times {\mathrm{907}}^1$

素因数の和:1031

約数の個数: 56

約数和(自身を含む): 50739040

約数和(自身を除く): 31757344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 109, 192, 218, 327, 436, 654, 872, 907, 1308, 1744, 1814, 2616, 2721, 3488, 3628, 5232, 5442, 6976, 7256, 10464, 10884, 14512, 20928, 21768, 29024, 43536, 58048, 87072, 98863, 174144, 197726, 296589, 395452, 593178, 790904, 1186356, 1581808, 2372712, 3163616, 4745424, 6327232, 9490848, 18981696]

約数ペア:

[(1, 18981696), (2, 9490848), (3, 6327232), (4, 4745424), (6, 3163616), (8, 2372712), (12, 1581808), (16, 1186356), (24, 790904), (32, 593178), (48, 395452), (64, 296589), (96, 197726), (109, 174144), (192, 98863), (218, 87072), (327, 58048), (436, 43536), (654, 29024), (872, 21768), (907, 20928), (1308, 14512), (1744, 10884), (1814, 10464), (2616, 7256), (2721, 6976), (3488, 5442), (3628, 5232)]