19930603

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 25608960

約数和(自身を除く): 5678357

約数列:

[1, 7, 11, 49, 77, 103, 359, 539, 721, 1133, 2513, 3949, 5047, 7931, 17591, 27643, 36977, 55517, 193501, 258839, 406747, 1811873, 2847229, 19930603]

約数ペア:

[(1, 19930603), (7, 2847229), (11, 1811873), (49, 406747), (77, 258839), (103, 193501), (359, 55517), (539, 36977), (721, 27643), (1133, 17591), (2513, 7931), (3949, 5047)]