20925070838

素因数分解:

$2^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1031}}^1\times {\mathrm{2837}}^1$

素因数の和:3957

約数の個数: 48

約数和(自身を含む): 37061237664

約数和(自身を除く): 16136166826

約数列:

[1, 2, 7, 14, 49, 73, 98, 146, 511, 1022, 1031, 2062, 2837, 3577, 5674, 7154, 7217, 14434, 19859, 39718, 50519, 75263, 101038, 139013, 150526, 207101, 278026, 414202, 526841, 1053682, 1449707, 2899414, 2924947, 3687887, 5849894, 7375774, 10147949, 20295898, 20474629, 40949258, 143322403, 213521131, 286644806, 427042262, 1494647917, 2989295834, 10462535419, 20925070838]

約数ペア:

[(1, 20925070838), (2, 10462535419), (7, 2989295834), (14, 1494647917), (49, 427042262), (73, 286644806), (98, 213521131), (146, 143322403), (511, 40949258), (1022, 20474629), (1031, 20295898), (2062, 10147949), (2837, 7375774), (3577, 5849894), (5674, 3687887), (7154, 2924947), (7217, 2899414), (14434, 1449707), (19859, 1053682), (39718, 526841), (50519, 414202), (75263, 278026), (101038, 207101), (139013, 150526)]