51639862

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{11731}}^1$

素因数の和:11835

約数の個数: 16

約数和(自身を含む): 81091584

約数和(自身を除く): 29451722

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 11731, 23462, 363661, 727322, 832901, 1665802, 25819931, 51639862]

約数ペア:

[(1, 51639862), (2, 25819931), (31, 1665802), (62, 832901), (71, 727322), (142, 363661), (2201, 23462), (4402, 11731)]