18394280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24203}}^1$

素因数の和:24233

約数の個数: 32

約数和(自身を含む): 43567200

約数和(自身を除く): 25172920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 24203, 48406, 96812, 121015, 193624, 242030, 459857, 484060, 919714, 968120, 1839428, 2299285, 3678856, 4598570, 9197140, 18394280]

約数ペア:

[(1, 18394280), (2, 9197140), (4, 4598570), (5, 3678856), (8, 2299285), (10, 1839428), (19, 968120), (20, 919714), (38, 484060), (40, 459857), (76, 242030), (95, 193624), (152, 121015), (190, 96812), (380, 48406), (760, 24203)]