20375176

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 39160800

約数和(自身を除く): 18785624

約数列:

[1, 2, 4, 8, 73, 139, 146, 251, 278, 292, 502, 556, 584, 1004, 1112, 2008, 10147, 18323, 20294, 34889, 36646, 40588, 69778, 73292, 81176, 139556, 146584, 279112, 2546897, 5093794, 10187588, 20375176]

約数ペア:

[(1, 20375176), (2, 10187588), (4, 5093794), (8, 2546897), (73, 279112), (139, 146584), (146, 139556), (251, 81176), (278, 73292), (292, 69778), (502, 40588), (556, 36646), (584, 34889), (1004, 20294), (1112, 18323), (2008, 10147)]