19289104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{593}}^1$

素因数の和:727

約数の個数: 40

約数和(自身を含む): 39774240

約数和(自身を除く): 20485136

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 107, 152, 214, 304, 428, 593, 856, 1186, 1712, 2033, 2372, 4066, 4744, 8132, 9488, 11267, 16264, 22534, 32528, 45068, 63451, 90136, 126902, 180272, 253804, 507608, 1015216, 1205569, 2411138, 4822276, 9644552, 19289104]

約数ペア:

[(1, 19289104), (2, 9644552), (4, 4822276), (8, 2411138), (16, 1205569), (19, 1015216), (38, 507608), (76, 253804), (107, 180272), (152, 126902), (214, 90136), (304, 63451), (428, 45068), (593, 32528), (856, 22534), (1186, 16264), (1712, 11267), (2033, 9488), (2372, 8132), (4066, 4744)]