18452343

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 30514176

約数和(自身を除く): 12061833

約数列:

[1, 3, 7, 13, 21, 39, 91, 257, 263, 273, 771, 789, 1799, 1841, 3341, 3419, 5397, 5523, 10023, 10257, 23387, 23933, 67591, 70161, 71799, 202773, 473137, 878683, 1419411, 2636049, 6150781, 18452343]

約数ペア:

[(1, 18452343), (3, 6150781), (7, 2636049), (13, 1419411), (21, 878683), (39, 473137), (91, 202773), (257, 71799), (263, 70161), (273, 67591), (771, 23933), (789, 23387), (1799, 10257), (1841, 10023), (3341, 5523), (3419, 5397)]