19494748

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1093}}^1$

素因数の和:1131

約数の個数: 48

約数和(自身を含む): 42884800

約数和(自身を除く): 23390052

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1093, 1274, 1372, 2186, 2548, 4372, 4459, 7651, 8918, 14209, 15302, 17836, 28418, 30604, 53557, 56836, 99463, 107114, 198926, 214228, 374899, 397852, 696241, 749798, 1392482, 1499596, 2784964, 4873687, 9747374, 19494748]

約数ペア:

[(1, 19494748), (2, 9747374), (4, 4873687), (7, 2784964), (13, 1499596), (14, 1392482), (26, 749798), (28, 696241), (49, 397852), (52, 374899), (91, 214228), (98, 198926), (182, 107114), (196, 99463), (343, 56836), (364, 53557), (637, 30604), (686, 28418), (1093, 17836), (1274, 15302), (1372, 14209), (2186, 8918), (2548, 7651), (4372, 4459)]