31490864

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1031}}^1$

素因数の和:1145

約数の個数: 40

約数和(自身を含む): 64495872

約数和(自身を除く): 33005008

約数列:

[1, 2, 4, 8, 16, 23, 46, 83, 92, 166, 184, 332, 368, 664, 1031, 1328, 1909, 2062, 3818, 4124, 7636, 8248, 15272, 16496, 23713, 30544, 47426, 85573, 94852, 171146, 189704, 342292, 379408, 684584, 1369168, 1968179, 3936358, 7872716, 15745432, 31490864]

約数ペア:

[(1, 31490864), (2, 15745432), (4, 7872716), (8, 3936358), (16, 1968179), (23, 1369168), (46, 684584), (83, 379408), (92, 342292), (166, 189704), (184, 171146), (332, 94852), (368, 85573), (664, 47426), (1031, 30544), (1328, 23713), (1909, 16496), (2062, 15272), (3818, 8248), (4124, 7636)]