19968098416

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7751591}}^1$

素因数の和:7751629

約数の個数: 40

約数和(自身を含む): 46137475584

約数和(自身を除く): 26169377168

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 7751591, 15503182, 31006364, 54261137, 62012728, 108522274, 124025456, 178286593, 217044548, 356573186, 434089096, 713146372, 868178192, 1248006151, 1426292744, 2496012302, 2852585488, 4992024604, 9984049208, 19968098416]

約数ペア:

[(1, 19968098416), (2, 9984049208), (4, 4992024604), (7, 2852585488), (8, 2496012302), (14, 1426292744), (16, 1248006151), (23, 868178192), (28, 713146372), (46, 434089096), (56, 356573186), (92, 217044548), (112, 178286593), (161, 124025456), (184, 108522274), (322, 62012728), (368, 54261137), (644, 31006364), (1288, 15503182), (2576, 7751591)]