20038856

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 38525760

約数和(自身を除く): 18486904

約数列:

[1, 2, 4, 8, 83, 103, 166, 206, 293, 332, 412, 586, 664, 824, 1172, 2344, 8549, 17098, 24319, 30179, 34196, 48638, 60358, 68392, 97276, 120716, 194552, 241432, 2504857, 5009714, 10019428, 20038856]

約数ペア:

[(1, 20038856), (2, 10019428), (4, 5009714), (8, 2504857), (83, 241432), (103, 194552), (166, 120716), (206, 97276), (293, 68392), (332, 60358), (412, 48638), (586, 34196), (664, 30179), (824, 24319), (1172, 17098), (2344, 8549)]