31639952

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:447

約数の個数: 40

約数和(自身を含む): 62984064

約数和(自身を除く): 31344112

約数列:

[1, 2, 4, 8, 16, 73, 103, 146, 206, 263, 292, 412, 526, 584, 824, 1052, 1168, 1648, 2104, 4208, 7519, 15038, 19199, 27089, 30076, 38398, 54178, 60152, 76796, 108356, 120304, 153592, 216712, 307184, 433424, 1977497, 3954994, 7909988, 15819976, 31639952]

約数ペア:

[(1, 31639952), (2, 15819976), (4, 7909988), (8, 3954994), (16, 1977497), (73, 433424), (103, 307184), (146, 216712), (206, 153592), (263, 120304), (292, 108356), (412, 76796), (526, 60152), (584, 54178), (824, 38398), (1052, 30076), (1168, 27089), (1648, 19199), (2104, 15038), (4208, 7519)]