31656746

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:790

約数の個数: 24

約数和(自身を含む): 52500420

約数和(自身を除く): 20843674

約数列:

[1, 2, 11, 22, 121, 242, 257, 509, 514, 1018, 2827, 5599, 5654, 11198, 31097, 61589, 62194, 123178, 130813, 261626, 1438943, 2877886, 15828373, 31656746]

約数ペア:

[(1, 31656746), (2, 15828373), (11, 2877886), (22, 1438943), (121, 261626), (242, 130813), (257, 123178), (509, 62194), (514, 61589), (1018, 31097), (2827, 11198), (5599, 5654)]