31881344

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{22643}}^1$

素因数の和:22668

約数の個数: 32

約数和(自身を含む): 69290640

約数和(自身を除く): 37409296

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 22643, 45286, 90572, 181144, 249073, 362288, 498146, 724576, 996292, 1449152, 1992584, 2898304, 3985168, 7970336, 15940672, 31881344]

約数ペア:

[(1, 31881344), (2, 15940672), (4, 7970336), (8, 3985168), (11, 2898304), (16, 1992584), (22, 1449152), (32, 996292), (44, 724576), (64, 498146), (88, 362288), (128, 249073), (176, 181144), (352, 90572), (704, 45286), (1408, 22643)]