19954848

素因数分解:

$2^5\times 3^1\times {\mathrm{109}}^1\times {\mathrm{1907}}^1$

素因数の和:2029

約数の個数: 48

約数和(自身を含む): 52889760

約数和(自身を除く): 32934912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 109, 218, 327, 436, 654, 872, 1308, 1744, 1907, 2616, 3488, 3814, 5232, 5721, 7628, 10464, 11442, 15256, 22884, 30512, 45768, 61024, 91536, 183072, 207863, 415726, 623589, 831452, 1247178, 1662904, 2494356, 3325808, 4988712, 6651616, 9977424, 19954848]

約数ペア:

[(1, 19954848), (2, 9977424), (3, 6651616), (4, 4988712), (6, 3325808), (8, 2494356), (12, 1662904), (16, 1247178), (24, 831452), (32, 623589), (48, 415726), (96, 207863), (109, 183072), (218, 91536), (327, 61024), (436, 45768), (654, 30512), (872, 22884), (1308, 15256), (1744, 11442), (1907, 10464), (2616, 7628), (3488, 5721), (3814, 5232)]