19787224

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{593}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 38419920

約数和(自身を除く): 18632696

約数列:

[1, 2, 4, 8, 43, 86, 97, 172, 194, 344, 388, 593, 776, 1186, 2372, 4171, 4744, 8342, 16684, 25499, 33368, 50998, 57521, 101996, 115042, 203992, 230084, 460168, 2473403, 4946806, 9893612, 19787224]

約数ペア:

[(1, 19787224), (2, 9893612), (4, 4946806), (8, 2473403), (43, 460168), (86, 230084), (97, 203992), (172, 115042), (194, 101996), (344, 57521), (388, 50998), (593, 33368), (776, 25499), (1186, 16684), (2372, 8342), (4171, 4744)]